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Finding the Third Proportional to 15,781,596 and 33,960,140

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Solution

The third proportional to 15,781,596 and 33,960,140 is: 73,078,230.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,781,596 : 33,960,140 = 33,960,140 : x
  2. Step 2: Convert to fraction form
    15,781,596/33,960,140 = 33,960,140/x
  3. Step 3: Cross multiply
    15,781,596x = 33,960,140 × 33,960,140
  4. Step 4: Simplify right side
    15,781,596x = 1,153,291,108,819,600
  5. Step 5: Solve for x
    x = 1,153,291,108,819,600/15,781,596
  6. Step 6: Final answer
    x = 73,078,230.42

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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.