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Finding the Fourth Proportional to 363,003.60, 543,727.80 and 237,032.40

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Solution

The fourth proportional to 363,003.60, 543,727.80 and 237,032.40 is: 355,040.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,003.60 : 543,727.80 = 237,032.40 : x
  2. Step 2: Convert to fraction form
    363,003.60/543,727.80 = 237,032.40/x
  3. Step 3: Cross multiply
    363,003.60x = 543,727.80 × 237,032.40
  4. Step 4: Simplify right side
    363,003.60x = 128,881,105,380.72
  5. Step 5: Solve for x
    x = 128,881,105,380.72/363,003.60
  6. Step 6: Final answer
    x = 355,040.85

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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.