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Finding the Fourth Proportional to 488,790.96, 732,231.84 and 232,258.56

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Solution

The fourth proportional to 488,790.96, 732,231.84 and 232,258.56 is: 347,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,790.96 : 732,231.84 = 232,258.56 : x
  2. Step 2: Convert to fraction form
    488,790.96/732,231.84 = 232,258.56/x
  3. Step 3: Cross multiply
    488,790.96x = 732,231.84 × 232,258.56
  4. Step 4: Simplify right side
    488,790.96x = 170,067,112,744.55
  5. Step 5: Solve for x
    x = 170,067,112,744.55/488,790.96
  6. Step 6: Final answer
    x = 347,934.24

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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.