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Finding the Third Proportional to 48,888 and 77,708

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Solution

The third proportional to 48,888 and 77,708 is: 123,517.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,888 : 77,708 = 77,708 : x
  2. Step 2: Convert to fraction form
    48,888/77,708 = 77,708/x
  3. Step 3: Cross multiply
    48,888x = 77,708 × 77,708
  4. Step 4: Simplify right side
    48,888x = 6,038,533,264
  5. Step 5: Solve for x
    x = 6,038,533,264/48,888
  6. Step 6: Final answer
    x = 123,517.70

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.