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Finding the Third Proportional to 486,817.50 and 1,062,208.50

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Solution

The third proportional to 486,817.50 and 1,062,208.50 is: 2,317,679.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    486,817.50 : 1,062,208.50 = 1,062,208.50 : x
  2. Step 2: Convert to fraction form
    486,817.50/1,062,208.50 = 1,062,208.50/x
  3. Step 3: Cross multiply
    486,817.50x = 1,062,208.50 × 1,062,208.50
  4. Step 4: Simplify right side
    486,817.50x = 1,128,286,897,472.25
  5. Step 5: Solve for x
    x = 1,128,286,897,472.25/486,817.50
  6. Step 6: Final answer
    x = 2,317,679.41

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.