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Finding the Third Proportional to 100,959 and 149,484

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Solution

The third proportional to 100,959 and 149,484 is: 221,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,959 : 149,484 = 149,484 : x
  2. Step 2: Convert to fraction form
    100,959/149,484 = 149,484/x
  3. Step 3: Cross multiply
    100,959x = 149,484 × 149,484
  4. Step 4: Simplify right side
    100,959x = 22,345,466,256
  5. Step 5: Solve for x
    x = 22,345,466,256/100,959
  6. Step 6: Final answer
    x = 221,332.09

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Why These Related Problems?

These problems maintain the same ratio (1.48) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.