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Finding the Third Proportional to 77,956 and 125,547

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Solution

The third proportional to 77,956 and 125,547 is: 202,191.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,956 : 125,547 = 125,547 : x
  2. Step 2: Convert to fraction form
    77,956/125,547 = 125,547/x
  3. Step 3: Cross multiply
    77,956x = 125,547 × 125,547
  4. Step 4: Simplify right side
    77,956x = 15,762,049,209
  5. Step 5: Solve for x
    x = 15,762,049,209/77,956
  6. Step 6: Final answer
    x = 202,191.61

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.