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Finding the Third Proportional to 70,959 and 155,526

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Solution

The third proportional to 70,959 and 155,526 is: 340,877.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,959 : 155,526 = 155,526 : x
  2. Step 2: Convert to fraction form
    70,959/155,526 = 155,526/x
  3. Step 3: Cross multiply
    70,959x = 155,526 × 155,526
  4. Step 4: Simplify right side
    70,959x = 24,188,336,676
  5. Step 5: Solve for x
    x = 24,188,336,676/70,959
  6. Step 6: Final answer
    x = 340,877.64

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.