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Finding the Third Proportional to 98,644 and 154,580

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Solution

The third proportional to 98,644 and 154,580 is: 242,234.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,644 : 154,580 = 154,580 : x
  2. Step 2: Convert to fraction form
    98,644/154,580 = 154,580/x
  3. Step 3: Cross multiply
    98,644x = 154,580 × 154,580
  4. Step 4: Simplify right side
    98,644x = 23,894,976,400
  5. Step 5: Solve for x
    x = 23,894,976,400/98,644
  6. Step 6: Final answer
    x = 242,234.46

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.