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Finding the Third Proportional to 762,336 and 1,122,381

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Solution

The third proportional to 762,336 and 1,122,381 is: 1,652,472.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,336 : 1,122,381 = 1,122,381 : x
  2. Step 2: Convert to fraction form
    762,336/1,122,381 = 1,122,381/x
  3. Step 3: Cross multiply
    762,336x = 1,122,381 × 1,122,381
  4. Step 4: Simplify right side
    762,336x = 1,259,739,109,161
  5. Step 5: Solve for x
    x = 1,259,739,109,161/762,336
  6. Step 6: Final answer
    x = 1,652,472.28

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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.