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Finding the Third Proportional to 341,469 and 747,981

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Solution

The third proportional to 341,469 and 747,981 is: 1,638,437.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,469 : 747,981 = 747,981 : x
  2. Step 2: Convert to fraction form
    341,469/747,981 = 747,981/x
  3. Step 3: Cross multiply
    341,469x = 747,981 × 747,981
  4. Step 4: Simplify right side
    341,469x = 559,475,576,361
  5. Step 5: Solve for x
    x = 559,475,576,361/341,469
  6. Step 6: Final answer
    x = 1,638,437.39

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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.