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Finding the Third Proportional to 129,593,256 and 283,389,402

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Solution

The third proportional to 129,593,256 and 283,389,402 is: 619,704,725.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,593,256 : 283,389,402 = 283,389,402 : x
  2. Step 2: Convert to fraction form
    129,593,256/283,389,402 = 283,389,402/x
  3. Step 3: Cross multiply
    129,593,256x = 283,389,402 × 283,389,402
  4. Step 4: Simplify right side
    129,593,256x = 80,309,553,165,917,600
  5. Step 5: Solve for x
    x = 80,309,553,165,917,600/129,593,256
  6. Step 6: Final answer
    x = 619,704,725.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.