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Finding the Fourth Proportional to 259,060.76, 357,301.22 and 168,446.04

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Solution

The fourth proportional to 259,060.76, 357,301.22 and 168,446.04 is: 232,323.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,060.76 : 357,301.22 = 168,446.04 : x
  2. Step 2: Convert to fraction form
    259,060.76/357,301.22 = 168,446.04/x
  3. Step 3: Cross multiply
    259,060.76x = 357,301.22 × 168,446.04
  4. Step 4: Simplify right side
    259,060.76x = 60,185,975,596.17
  5. Step 5: Solve for x
    x = 60,185,975,596.17/259,060.76
  6. Step 6: Final answer
    x = 232,323.78

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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.