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Finding the Third Proportional to 908,612 and 1,982,263

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Solution

The third proportional to 908,612 and 1,982,263 is: 4,324,581.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    908,612 : 1,982,263 = 1,982,263 : x
  2. Step 2: Convert to fraction form
    908,612/1,982,263 = 1,982,263/x
  3. Step 3: Cross multiply
    908,612x = 1,982,263 × 1,982,263
  4. Step 4: Simplify right side
    908,612x = 3,929,366,601,169
  5. Step 5: Solve for x
    x = 3,929,366,601,169/908,612
  6. Step 6: Final answer
    x = 4,324,581.45

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.