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Finding the Fourth Proportional to 250,398.46, 345,669.03 and 167,754.74

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Solution

The fourth proportional to 250,398.46, 345,669.03 and 167,754.74 is: 231,581.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,398.46 : 345,669.03 = 167,754.74 : x
  2. Step 2: Convert to fraction form
    250,398.46/345,669.03 = 167,754.74/x
  3. Step 3: Cross multiply
    250,398.46x = 345,669.03 × 167,754.74
  4. Step 4: Simplify right side
    250,398.46x = 57,987,618,279.10
  5. Step 5: Solve for x
    x = 57,987,618,279.10/250,398.46
  6. Step 6: Final answer
    x = 231,581.37

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.