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Finding the Fourth Proportional to 541,959.88, 812,981.88 and 162,851.02

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Solution

The fourth proportional to 541,959.88, 812,981.88 and 162,851.02 is: 244,289.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,959.88 : 812,981.88 = 162,851.02 : x
  2. Step 2: Convert to fraction form
    541,959.88/812,981.88 = 162,851.02/x
  3. Step 3: Cross multiply
    541,959.88x = 812,981.88 × 162,851.02
  4. Step 4: Simplify right side
    541,959.88x = 132,394,928,399.52
  5. Step 5: Solve for x
    x = 132,394,928,399.52/541,959.88
  6. Step 6: Final answer
    x = 244,289.17

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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.