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Finding the Fourth Proportional to 359,763.15, 539,463.99 and 119,792.23

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Solution

The fourth proportional to 359,763.15, 539,463.99 and 119,792.23 is: 179,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,763.15 : 539,463.99 = 119,792.23 : x
  2. Step 2: Convert to fraction form
    359,763.15/539,463.99 = 119,792.23/x
  3. Step 3: Cross multiply
    359,763.15x = 539,463.99 × 119,792.23
  4. Step 4: Simplify right side
    359,763.15x = 64,623,594,366.80
  5. Step 5: Solve for x
    x = 64,623,594,366.80/359,763.15
  6. Step 6: Final answer
    x = 179,628.16

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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.