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Finding the Third Proportional to 40,470.75 and 60,291

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Solution

The third proportional to 40,470.75 and 60,291 is: 89,818.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,470.75 : 60,291 = 60,291 : x
  2. Step 2: Convert to fraction form
    40,470.75/60,291 = 60,291/x
  3. Step 3: Cross multiply
    40,470.75x = 60,291 × 60,291
  4. Step 4: Simplify right side
    40,470.75x = 3,635,004,681
  5. Step 5: Solve for x
    x = 3,635,004,681/40,470.75
  6. Step 6: Final answer
    x = 89,818.07

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.