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Finding the Third Proportional to 64,916 and 98,076

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Solution

The third proportional to 64,916 and 98,076 is: 148,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,916 : 98,076 = 98,076 : x
  2. Step 2: Convert to fraction form
    64,916/98,076 = 98,076/x
  3. Step 3: Cross multiply
    64,916x = 98,076 × 98,076
  4. Step 4: Simplify right side
    64,916x = 9,618,901,776
  5. Step 5: Solve for x
    x = 9,618,901,776/64,916
  6. Step 6: Final answer
    x = 148,174.59

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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.