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Finding the Fourth Proportional to 293,877.60, 440,962.20 and 167,614.80

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Solution

The fourth proportional to 293,877.60, 440,962.20 and 167,614.80 is: 251,505.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,877.60 : 440,962.20 = 167,614.80 : x
  2. Step 2: Convert to fraction form
    293,877.60/440,962.20 = 167,614.80/x
  3. Step 3: Cross multiply
    293,877.60x = 440,962.20 × 167,614.80
  4. Step 4: Simplify right side
    293,877.60x = 73,911,790,960.56
  5. Step 5: Solve for x
    x = 73,911,790,960.56/293,877.60
  6. Step 6: Final answer
    x = 251,505.36

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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.