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Finding the Fourth Proportional to 359,823.54, 539,641.11 and 107,035.97

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Solution

The fourth proportional to 359,823.54, 539,641.11 and 107,035.97 is: 160,525.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,823.54 : 539,641.11 = 107,035.97 : x
  2. Step 2: Convert to fraction form
    359,823.54/539,641.11 = 107,035.97/x
  3. Step 3: Cross multiply
    359,823.54x = 539,641.11 × 107,035.97
  4. Step 4: Simplify right side
    359,823.54x = 57,761,011,411.21
  5. Step 5: Solve for x
    x = 57,761,011,411.21/359,823.54
  6. Step 6: Final answer
    x = 160,525.94

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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.