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Finding the Fourth Proportional to 230,822.96, 346,279.31 and 88,657.79

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Solution

The fourth proportional to 230,822.96, 346,279.31 and 88,657.79 is: 133,003.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,822.96 : 346,279.31 = 88,657.79 : x
  2. Step 2: Convert to fraction form
    230,822.96/346,279.31 = 88,657.79/x
  3. Step 3: Cross multiply
    230,822.96x = 346,279.31 × 88,657.79
  4. Step 4: Simplify right side
    230,822.96x = 30,700,356,837.57
  5. Step 5: Solve for x
    x = 30,700,356,837.57/230,822.96
  6. Step 6: Final answer
    x = 133,003.92

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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.