Home / 526,720.59-726,868.96-284,997.83

Finding the Fourth Proportional to 526,720.59, 726,868.96 and 284,997.83

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Solution

The fourth proportional to 526,720.59, 726,868.96 and 284,997.83 is: 393,294.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,720.59 : 726,868.96 = 284,997.83 : x
  2. Step 2: Convert to fraction form
    526,720.59/726,868.96 = 284,997.83/x
  3. Step 3: Cross multiply
    526,720.59x = 726,868.96 × 284,997.83
  4. Step 4: Simplify right side
    526,720.59x = 207,156,071,947.52
  5. Step 5: Solve for x
    x = 207,156,071,947.52/526,720.59
  6. Step 6: Final answer
    x = 393,294.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.