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Finding the Fourth Proportional to 541,682.73, 812,522.07 and 162,601.83

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Solution

The fourth proportional to 541,682.73, 812,522.07 and 162,601.83 is: 243,902.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,682.73 : 812,522.07 = 162,601.83 : x
  2. Step 2: Convert to fraction form
    541,682.73/812,522.07 = 162,601.83/x
  3. Step 3: Cross multiply
    541,682.73x = 812,522.07 × 162,601.83
  4. Step 4: Simplify right side
    541,682.73x = 132,117,575,497.39
  5. Step 5: Solve for x
    x = 132,117,575,497.39/541,682.73
  6. Step 6: Final answer
    x = 243,902.14

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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.