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Finding the Fourth Proportional to 359,554.13, 539,191.01 and 134,792.04

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Solution

The fourth proportional to 359,554.13, 539,191.01 and 134,792.04 is: 202,135.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,554.13 : 539,191.01 = 134,792.04 : x
  2. Step 2: Convert to fraction form
    359,554.13/539,191.01 = 134,792.04/x
  3. Step 3: Cross multiply
    359,554.13x = 539,191.01 × 134,792.04
  4. Step 4: Simplify right side
    359,554.13x = 72,678,656,187.56
  5. Step 5: Solve for x
    x = 72,678,656,187.56/359,554.13
  6. Step 6: Final answer
    x = 202,135.51

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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.