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Finding the Third Proportional to 64,632 and 97,272

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Solution

The third proportional to 64,632 and 97,272 is: 146,395.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,632 : 97,272 = 97,272 : x
  2. Step 2: Convert to fraction form
    64,632/97,272 = 97,272/x
  3. Step 3: Cross multiply
    64,632x = 97,272 × 97,272
  4. Step 4: Simplify right side
    64,632x = 9,461,841,984
  5. Step 5: Solve for x
    x = 9,461,841,984/64,632
  6. Step 6: Final answer
    x = 146,395.62

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.