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Finding the Third Proportional to 40,576 and 59,464

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Solution

The third proportional to 40,576 and 59,464 is: 87,144.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,576 : 59,464 = 59,464 : x
  2. Step 2: Convert to fraction form
    40,576/59,464 = 59,464/x
  3. Step 3: Cross multiply
    40,576x = 59,464 × 59,464
  4. Step 4: Simplify right side
    40,576x = 3,535,967,296
  5. Step 5: Solve for x
    x = 3,535,967,296/40,576
  6. Step 6: Final answer
    x = 87,144.30

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.