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Finding the Fourth Proportional to 632,029.70, 948,138.96 and 232,640.11

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Solution

The fourth proportional to 632,029.70, 948,138.96 and 232,640.11 is: 348,994.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,029.70 : 948,138.96 = 232,640.11 : x
  2. Step 2: Convert to fraction form
    632,029.70/948,138.96 = 232,640.11/x
  3. Step 3: Cross multiply
    632,029.70x = 948,138.96 × 232,640.11
  4. Step 4: Simplify right side
    632,029.70x = 220,575,151,949.69
  5. Step 5: Solve for x
    x = 220,575,151,949.69/632,029.70
  6. Step 6: Final answer
    x = 348,994.92

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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.