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Finding the Third Proportional to 6,928,962 and 15,117,060

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Solution

The third proportional to 6,928,962 and 15,117,060 is: 32,981,203.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,928,962 : 15,117,060 = 15,117,060 : x
  2. Step 2: Convert to fraction form
    6,928,962/15,117,060 = 15,117,060/x
  3. Step 3: Cross multiply
    6,928,962x = 15,117,060 × 15,117,060
  4. Step 4: Simplify right side
    6,928,962x = 228,525,503,043,600
  5. Step 5: Solve for x
    x = 228,525,503,043,600/6,928,962
  6. Step 6: Final answer
    x = 32,981,203.11

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.