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Finding the Third Proportional to 754,215,394.50 and 1,623,698,385

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Solution

The third proportional to 754,215,394.50 and 1,623,698,385 is: 3,495,548,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,215,394.50 : 1,623,698,385 = 1,623,698,385 : x
  2. Step 2: Convert to fraction form
    754,215,394.50/1,623,698,385 = 1,623,698,385/x
  3. Step 3: Cross multiply
    754,215,394.50x = 1,623,698,385 × 1,623,698,385
  4. Step 4: Simplify right side
    754,215,394.50x = 2,636,396,445,451,608,064
  5. Step 5: Solve for x
    x = 2,636,396,445,451,608,064/754,215,394.50
  6. Step 6: Final answer
    x = 3,495,548,439.71

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.