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Finding the Third Proportional to 44,720 and 98,080

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Solution

The third proportional to 44,720 and 98,080 is: 215,109.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,720 : 98,080 = 98,080 : x
  2. Step 2: Convert to fraction form
    44,720/98,080 = 98,080/x
  3. Step 3: Cross multiply
    44,720x = 98,080 × 98,080
  4. Step 4: Simplify right side
    44,720x = 9,619,686,400
  5. Step 5: Solve for x
    x = 9,619,686,400/44,720
  6. Step 6: Final answer
    x = 215,109.27

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.