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Finding the Third Proportional to 336,543,153 and 516,971,489

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Solution

The third proportional to 336,543,153 and 516,971,489 is: 794,131,504.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,543,153 : 516,971,489 = 516,971,489 : x
  2. Step 2: Convert to fraction form
    336,543,153/516,971,489 = 516,971,489/x
  3. Step 3: Cross multiply
    336,543,153x = 516,971,489 × 516,971,489
  4. Step 4: Simplify right side
    336,543,153x = 267,259,520,438,877,120
  5. Step 5: Solve for x
    x = 267,259,520,438,877,120/336,543,153
  6. Step 6: Final answer
    x = 794,131,504.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.