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Finding the Fourth Proportional to 539,500.59, 744,463.67 and 345,566.18

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Solution

The fourth proportional to 539,500.59, 744,463.67 and 345,566.18 is: 476,851.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,500.59 : 744,463.67 = 345,566.18 : x
  2. Step 2: Convert to fraction form
    539,500.59/744,463.67 = 345,566.18/x
  3. Step 3: Cross multiply
    539,500.59x = 744,463.67 × 345,566.18
  4. Step 4: Simplify right side
    539,500.59x = 257,261,466,724.01
  5. Step 5: Solve for x
    x = 257,261,466,724.01/539,500.59
  6. Step 6: Final answer
    x = 476,851.13

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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.