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Finding the Third Proportional to 60,048 and 138,996

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Solution

The third proportional to 60,048 and 138,996 is: 321,740.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,048 : 138,996 = 138,996 : x
  2. Step 2: Convert to fraction form
    60,048/138,996 = 138,996/x
  3. Step 3: Cross multiply
    60,048x = 138,996 × 138,996
  4. Step 4: Simplify right side
    60,048x = 19,319,888,016
  5. Step 5: Solve for x
    x = 19,319,888,016/60,048
  6. Step 6: Final answer
    x = 321,740.74

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Why These Related Problems?

These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.