Home / 514,376.59-709,839.60-284,948.73

Finding the Fourth Proportional to 514,376.59, 709,839.60 and 284,948.73

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Solution

The fourth proportional to 514,376.59, 709,839.60 and 284,948.73 is: 393,229.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,376.59 : 709,839.60 = 284,948.73 : x
  2. Step 2: Convert to fraction form
    514,376.59/709,839.60 = 284,948.73/x
  3. Step 3: Cross multiply
    514,376.59x = 709,839.60 × 284,948.73
  4. Step 4: Simplify right side
    514,376.59x = 202,267,892,558.88
  5. Step 5: Solve for x
    x = 202,267,892,558.88/514,376.59
  6. Step 6: Final answer
    x = 393,229.19

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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.