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Finding the Third Proportional to 68,692 and 98,046

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Solution

The third proportional to 68,692 and 98,046 is: 139,943.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,692 : 98,046 = 98,046 : x
  2. Step 2: Convert to fraction form
    68,692/98,046 = 98,046/x
  3. Step 3: Cross multiply
    68,692x = 98,046 × 98,046
  4. Step 4: Simplify right side
    68,692x = 9,613,018,116
  5. Step 5: Solve for x
    x = 9,613,018,116/68,692
  6. Step 6: Final answer
    x = 139,943.78

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.