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Finding the Third Proportional to 98,898 and 153,414

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Solution

The third proportional to 98,898 and 153,414 is: 237,981.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,898 : 153,414 = 153,414 : x
  2. Step 2: Convert to fraction form
    98,898/153,414 = 153,414/x
  3. Step 3: Cross multiply
    98,898x = 153,414 × 153,414
  4. Step 4: Simplify right side
    98,898x = 23,535,855,396
  5. Step 5: Solve for x
    x = 23,535,855,396/98,898
  6. Step 6: Final answer
    x = 237,981.11

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.