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Finding the Third Proportional to 64,070 and 97,685

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Solution

The third proportional to 64,070 and 97,685 is: 148,936.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,070 : 97,685 = 97,685 : x
  2. Step 2: Convert to fraction form
    64,070/97,685 = 97,685/x
  3. Step 3: Cross multiply
    64,070x = 97,685 × 97,685
  4. Step 4: Simplify right side
    64,070x = 9,542,359,225
  5. Step 5: Solve for x
    x = 9,542,359,225/64,070
  6. Step 6: Final answer
    x = 148,936.46

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.