Home / 1,065,288.10-1,597,932.15-355,339.30

Finding the Fourth Proportional to 1,065,288.10, 1,597,932.15 and 355,339.30

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Solution

The fourth proportional to 1,065,288.10, 1,597,932.15 and 355,339.30 is: 533,008.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,065,288.10 : 1,597,932.15 = 355,339.30 : x
  2. Step 2: Convert to fraction form
    1,065,288.10/1,597,932.15 = 355,339.30/x
  3. Step 3: Cross multiply
    1,065,288.10x = 1,597,932.15 × 355,339.30
  4. Step 4: Simplify right side
    1,065,288.10x = 567,808,091,628.50
  5. Step 5: Solve for x
    x = 567,808,091,628.50/1,065,288.10
  6. Step 6: Final answer
    x = 533,008.95

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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.