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Finding the Fourth Proportional to 632,355.30, 948,204.90 and 232,790.40

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Solution

The fourth proportional to 632,355.30, 948,204.90 and 232,790.40 is: 349,064.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,355.30 : 948,204.90 = 232,790.40 : x
  2. Step 2: Convert to fraction form
    632,355.30/948,204.90 = 232,790.40/x
  3. Step 3: Cross multiply
    632,355.30x = 948,204.90 × 232,790.40
  4. Step 4: Simplify right side
    632,355.30x = 220,732,997,952.96
  5. Step 5: Solve for x
    x = 220,732,997,952.96/632,355.30
  6. Step 6: Final answer
    x = 349,064.83

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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.