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Finding the Third Proportional to 54,988 and 117,752

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Solution

The third proportional to 54,988 and 117,752 is: 252,155.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988 : 117,752 = 117,752 : x
  2. Step 2: Convert to fraction form
    54,988/117,752 = 117,752/x
  3. Step 3: Cross multiply
    54,988x = 117,752 × 117,752
  4. Step 4: Simplify right side
    54,988x = 13,865,533,504
  5. Step 5: Solve for x
    x = 13,865,533,504/54,988
  6. Step 6: Final answer
    x = 252,155.62

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.