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Finding the Fourth Proportional to 244,869.60, 367,304.40 and 87,103.20

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Solution

The fourth proportional to 244,869.60, 367,304.40 and 87,103.20 is: 130,654.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,869.60 : 367,304.40 = 87,103.20 : x
  2. Step 2: Convert to fraction form
    244,869.60/367,304.40 = 87,103.20/x
  3. Step 3: Cross multiply
    244,869.60x = 367,304.40 × 87,103.20
  4. Step 4: Simplify right side
    244,869.60x = 31,993,388,614.08
  5. Step 5: Solve for x
    x = 31,993,388,614.08/244,869.60
  6. Step 6: Final answer
    x = 130,654.80

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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.