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Finding the Fourth Proportional to 293,567.25, 440,350.89 and 71,951.25

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Solution

The fourth proportional to 293,567.25, 440,350.89 and 71,951.25 is: 107,926.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,567.25 : 440,350.89 = 71,951.25 : x
  2. Step 2: Convert to fraction form
    293,567.25/440,350.89 = 71,951.25/x
  3. Step 3: Cross multiply
    293,567.25x = 440,350.89 × 71,951.25
  4. Step 4: Simplify right side
    293,567.25x = 31,683,796,974.11
  5. Step 5: Solve for x
    x = 31,683,796,974.11/293,567.25
  6. Step 6: Final answer
    x = 107,926.88

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1.5x scale

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.