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Finding the Fourth Proportional to 352,572.48, 529,068.87 and 127,950.47

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Solution

The fourth proportional to 352,572.48, 529,068.87 and 127,950.47 is: 192,001.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,572.48 : 529,068.87 = 127,950.47 : x
  2. Step 2: Convert to fraction form
    352,572.48/529,068.87 = 127,950.47/x
  3. Step 3: Cross multiply
    352,572.48x = 529,068.87 × 127,950.47
  4. Step 4: Simplify right side
    352,572.48x = 67,694,610,578.87
  5. Step 5: Solve for x
    x = 67,694,610,578.87/352,572.48
  6. Step 6: Final answer
    x = 192,001.97

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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.