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Finding the Third Proportional to 48,018 and 63,718

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Solution

The third proportional to 48,018 and 63,718 is: 84,551.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,018 : 63,718 = 63,718 : x
  2. Step 2: Convert to fraction form
    48,018/63,718 = 63,718/x
  3. Step 3: Cross multiply
    48,018x = 63,718 × 63,718
  4. Step 4: Simplify right side
    48,018x = 4,059,983,524
  5. Step 5: Solve for x
    x = 4,059,983,524/48,018
  6. Step 6: Final answer
    x = 84,551.28

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.