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Finding the Third Proportional to 466,390 and 988,828

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Solution

The third proportional to 466,390 and 988,828 is: 2,096,487.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,390 : 988,828 = 988,828 : x
  2. Step 2: Convert to fraction form
    466,390/988,828 = 988,828/x
  3. Step 3: Cross multiply
    466,390x = 988,828 × 988,828
  4. Step 4: Simplify right side
    466,390x = 977,780,813,584
  5. Step 5: Solve for x
    x = 977,780,813,584/466,390
  6. Step 6: Final answer
    x = 2,096,487.52

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.