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Finding the Fourth Proportional to 244,614.40, 366,958.05 and 86,829.64

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Solution

The fourth proportional to 244,614.40, 366,958.05 and 86,829.64 is: 130,257.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,614.40 : 366,958.05 = 86,829.64 : x
  2. Step 2: Convert to fraction form
    244,614.40/366,958.05 = 86,829.64/x
  3. Step 3: Cross multiply
    244,614.40x = 366,958.05 × 86,829.64
  4. Step 4: Simplify right side
    244,614.40x = 31,862,835,376.60
  5. Step 5: Solve for x
    x = 31,862,835,376.60/244,614.40
  6. Step 6: Final answer
    x = 130,257.40

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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.