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Finding the Third Proportional to 98,386 and 230,980

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Solution

The third proportional to 98,386 and 230,980 is: 542,269.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,386 : 230,980 = 230,980 : x
  2. Step 2: Convert to fraction form
    98,386/230,980 = 230,980/x
  3. Step 3: Cross multiply
    98,386x = 230,980 × 230,980
  4. Step 4: Simplify right side
    98,386x = 53,351,760,400
  5. Step 5: Solve for x
    x = 53,351,760,400/98,386
  6. Step 6: Final answer
    x = 542,269.84

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Why These Related Problems?

These problems maintain the same ratio (2.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.