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Finding the Third Proportional to 655,045 and 1,432,286

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Solution

The third proportional to 655,045 and 1,432,286 is: 3,131,759.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    655,045 : 1,432,286 = 1,432,286 : x
  2. Step 2: Convert to fraction form
    655,045/1,432,286 = 1,432,286/x
  3. Step 3: Cross multiply
    655,045x = 1,432,286 × 1,432,286
  4. Step 4: Simplify right side
    655,045x = 2,051,443,185,796
  5. Step 5: Solve for x
    x = 2,051,443,185,796/655,045
  6. Step 6: Final answer
    x = 3,131,759.17

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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.