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Finding the Fourth Proportional to 432,032.70, 648,049.05 and 273,791.10

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Solution

The fourth proportional to 432,032.70, 648,049.05 and 273,791.10 is: 410,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,032.70 : 648,049.05 = 273,791.10 : x
  2. Step 2: Convert to fraction form
    432,032.70/648,049.05 = 273,791.10/x
  3. Step 3: Cross multiply
    432,032.70x = 648,049.05 × 273,791.10
  4. Step 4: Simplify right side
    432,032.70x = 177,430,062,253.46
  5. Step 5: Solve for x
    x = 177,430,062,253.46/432,032.70
  6. Step 6: Final answer
    x = 410,686.65

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Similar ratio
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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.