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Finding the Third Proportional to 54,988 and 118,664

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Solution

The third proportional to 54,988 and 118,664 is: 256,076.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,988 : 118,664 = 118,664 : x
  2. Step 2: Convert to fraction form
    54,988/118,664 = 118,664/x
  3. Step 3: Cross multiply
    54,988x = 118,664 × 118,664
  4. Step 4: Simplify right side
    54,988x = 14,081,144,896
  5. Step 5: Solve for x
    x = 14,081,144,896/54,988
  6. Step 6: Final answer
    x = 256,076.69

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.