Home / 1,343,148.10-2,014,722.15-396,517.30

Finding the Fourth Proportional to 1,343,148.10, 2,014,722.15 and 396,517.30

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Solution

The fourth proportional to 1,343,148.10, 2,014,722.15 and 396,517.30 is: 594,775.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,148.10 : 2,014,722.15 = 396,517.30 : x
  2. Step 2: Convert to fraction form
    1,343,148.10/2,014,722.15 = 396,517.30/x
  3. Step 3: Cross multiply
    1,343,148.10x = 2,014,722.15 × 396,517.30
  4. Step 4: Simplify right side
    1,343,148.10x = 798,872,187,168.20
  5. Step 5: Solve for x
    x = 798,872,187,168.20/1,343,148.10
  6. Step 6: Final answer
    x = 594,775.95

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Half scale
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Double scale
Find fourth proportional to 1,343,149.10, 2,014,723.65 and 396,518.30
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.