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Finding the Fourth Proportional to 483,711.07, 725,566.38 and 168,167.92

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Solution

The fourth proportional to 483,711.07, 725,566.38 and 168,167.92 is: 252,251.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,711.07 : 725,566.38 = 168,167.92 : x
  2. Step 2: Convert to fraction form
    483,711.07/725,566.38 = 168,167.92/x
  3. Step 3: Cross multiply
    483,711.07x = 725,566.38 × 168,167.92
  4. Step 4: Simplify right side
    483,711.07x = 122,016,988,946.53
  5. Step 5: Solve for x
    x = 122,016,988,946.53/483,711.07
  6. Step 6: Final answer
    x = 252,251.80

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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.