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Finding the Fourth Proportional to 580,084.88, 870,092.16 and 344,924

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Solution

The fourth proportional to 580,084.88, 870,092.16 and 344,924 is: 517,365.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    580,084.88 : 870,092.16 = 344,924 : x
  2. Step 2: Convert to fraction form
    580,084.88/870,092.16 = 344,924/x
  3. Step 3: Cross multiply
    580,084.88x = 870,092.16 × 344,924
  4. Step 4: Simplify right side
    580,084.88x = 300,115,668,195.84
  5. Step 5: Solve for x
    x = 300,115,668,195.84/580,084.88
  6. Step 6: Final answer
    x = 517,365.09

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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.