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Finding the Third Proportional to 5,055,640.88 and 10,819,869.75

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Solution

The third proportional to 5,055,640.88 and 10,819,869.75 is: 23,156,229.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055,640.88 : 10,819,869.75 = 10,819,869.75 : x
  2. Step 2: Convert to fraction form
    5,055,640.88/10,819,869.75 = 10,819,869.75/x
  3. Step 3: Cross multiply
    5,055,640.88x = 10,819,869.75 × 10,819,869.75
  4. Step 4: Simplify right side
    5,055,640.88x = 117,069,581,406,965.06
  5. Step 5: Solve for x
    x = 117,069,581,406,965.06/5,055,640.88
  6. Step 6: Final answer
    x = 23,156,229.70

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.