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Finding the Third Proportional to 98,539 and 147,656

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Solution

The third proportional to 98,539 and 147,656 is: 221,255.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,539 : 147,656 = 147,656 : x
  2. Step 2: Convert to fraction form
    98,539/147,656 = 147,656/x
  3. Step 3: Cross multiply
    98,539x = 147,656 × 147,656
  4. Step 4: Simplify right side
    98,539x = 21,802,294,336
  5. Step 5: Solve for x
    x = 21,802,294,336/98,539
  6. Step 6: Final answer
    x = 221,255.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.