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Finding the Third Proportional to 101,768 and 149,709

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Solution

The third proportional to 101,768 and 149,709 is: 220,234.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,768 : 149,709 = 149,709 : x
  2. Step 2: Convert to fraction form
    101,768/149,709 = 149,709/x
  3. Step 3: Cross multiply
    101,768x = 149,709 × 149,709
  4. Step 4: Simplify right side
    101,768x = 22,412,784,681
  5. Step 5: Solve for x
    x = 22,412,784,681/101,768
  6. Step 6: Final answer
    x = 220,234.11

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.