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Finding the Fourth Proportional to 359,555.11, 539,192.50 and 134,792.91

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Solution

The fourth proportional to 359,555.11, 539,192.50 and 134,792.91 is: 202,136.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,555.11 : 539,192.50 = 134,792.91 : x
  2. Step 2: Convert to fraction form
    359,555.11/539,192.50 = 134,792.91/x
  3. Step 3: Cross multiply
    359,555.11x = 539,192.50 × 134,792.91
  4. Step 4: Simplify right side
    359,555.11x = 72,679,322,755.25
  5. Step 5: Solve for x
    x = 72,679,322,755.25/359,555.11
  6. Step 6: Final answer
    x = 202,136.81

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1.5x scale

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.