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Finding the Fourth Proportional to 234,798.30, 352,044.32 and 154,593.51

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Solution

The fourth proportional to 234,798.30, 352,044.32 and 154,593.51 is: 231,789.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,798.30 : 352,044.32 = 154,593.51 : x
  2. Step 2: Convert to fraction form
    234,798.30/352,044.32 = 154,593.51/x
  3. Step 3: Cross multiply
    234,798.30x = 352,044.32 × 154,593.51
  4. Step 4: Simplify right side
    234,798.30x = 54,423,766,331.40
  5. Step 5: Solve for x
    x = 54,423,766,331.40/234,798.30
  6. Step 6: Final answer
    x = 231,789.44

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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.