Home / 732,030.30-1,098,045.45-519,453.90

Finding the Fourth Proportional to 732,030.30, 1,098,045.45 and 519,453.90

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Solution

The fourth proportional to 732,030.30, 1,098,045.45 and 519,453.90 is: 779,180.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    732,030.30 : 1,098,045.45 = 519,453.90 : x
  2. Step 2: Convert to fraction form
    732,030.30/1,098,045.45 = 519,453.90/x
  3. Step 3: Cross multiply
    732,030.30x = 1,098,045.45 × 519,453.90
  4. Step 4: Simplify right side
    732,030.30x = 570,383,991,379.76
  5. Step 5: Solve for x
    x = 570,383,991,379.76/732,030.30
  6. Step 6: Final answer
    x = 779,180.85

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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.