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Finding the Third Proportional to 54,390.75 and 116,816.25

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Solution

The third proportional to 54,390.75 and 116,816.25 is: 250,888.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,390.75 : 116,816.25 = 116,816.25 : x
  2. Step 2: Convert to fraction form
    54,390.75/116,816.25 = 116,816.25/x
  3. Step 3: Cross multiply
    54,390.75x = 116,816.25 × 116,816.25
  4. Step 4: Simplify right side
    54,390.75x = 13,646,036,264.06
  5. Step 5: Solve for x
    x = 13,646,036,264.06/54,390.75
  6. Step 6: Final answer
    x = 250,888.92

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.