Home / 1,343,150.80-2,014,726.20-456,686.80

Finding the Fourth Proportional to 1,343,150.80, 2,014,726.20 and 456,686.80

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Solution

The fourth proportional to 1,343,150.80, 2,014,726.20 and 456,686.80 is: 685,030.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,343,150.80 : 2,014,726.20 = 456,686.80 : x
  2. Step 2: Convert to fraction form
    1,343,150.80/2,014,726.20 = 456,686.80/x
  3. Step 3: Cross multiply
    1,343,150.80x = 2,014,726.20 × 456,686.80
  4. Step 4: Simplify right side
    1,343,150.80x = 920,098,861,154.16
  5. Step 5: Solve for x
    x = 920,098,861,154.16/1,343,150.80
  6. Step 6: Final answer
    x = 685,030.20

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Double scale
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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.