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Finding the Third Proportional to 31,024 and 48,024

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Solution

The third proportional to 31,024 and 48,024 is: 74,339.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,024 : 48,024 = 48,024 : x
  2. Step 2: Convert to fraction form
    31,024/48,024 = 48,024/x
  3. Step 3: Cross multiply
    31,024x = 48,024 × 48,024
  4. Step 4: Simplify right side
    31,024x = 2,306,304,576
  5. Step 5: Solve for x
    x = 2,306,304,576/31,024
  6. Step 6: Final answer
    x = 74,339.37

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.