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Finding the Fourth Proportional to 502,524.50, 754,132.35 and 207,036.50

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Solution

The fourth proportional to 502,524.50, 754,132.35 and 207,036.50 is: 310,697.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,524.50 : 754,132.35 = 207,036.50 : x
  2. Step 2: Convert to fraction form
    502,524.50/754,132.35 = 207,036.50/x
  3. Step 3: Cross multiply
    502,524.50x = 754,132.35 × 207,036.50
  4. Step 4: Simplify right side
    502,524.50x = 156,132,922,280.78
  5. Step 5: Solve for x
    x = 156,132,922,280.78/502,524.50
  6. Step 6: Final answer
    x = 310,697.13

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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.