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Finding the Third Proportional to 987,484 and 1,474,765

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Solution

The third proportional to 987,484 and 1,474,765 is: 2,202,498.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,484 : 1,474,765 = 1,474,765 : x
  2. Step 2: Convert to fraction form
    987,484/1,474,765 = 1,474,765/x
  3. Step 3: Cross multiply
    987,484x = 1,474,765 × 1,474,765
  4. Step 4: Simplify right side
    987,484x = 2,174,931,805,225
  5. Step 5: Solve for x
    x = 2,174,931,805,225/987,484
  6. Step 6: Final answer
    x = 2,202,498.27

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.