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Finding the Fourth Proportional to 359,876.52, 539,385.33 and 167,492.07

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Solution

The fourth proportional to 359,876.52, 539,385.33 and 167,492.07 is: 251,038.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    359,876.52 : 539,385.33 = 167,492.07 : x
  2. Step 2: Convert to fraction form
    359,876.52/539,385.33 = 167,492.07/x
  3. Step 3: Cross multiply
    359,876.52x = 539,385.33 × 167,492.07
  4. Step 4: Simplify right side
    359,876.52x = 90,342,765,449.33
  5. Step 5: Solve for x
    x = 90,342,765,449.33/359,876.52
  6. Step 6: Final answer
    x = 251,038.23

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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.