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Finding the Third Proportional to 6,979,938 and 15,080,578

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Solution

The third proportional to 6,979,938 and 15,080,578 is: 32,582,500.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,979,938 : 15,080,578 = 15,080,578 : x
  2. Step 2: Convert to fraction form
    6,979,938/15,080,578 = 15,080,578/x
  3. Step 3: Cross multiply
    6,979,938x = 15,080,578 × 15,080,578
  4. Step 4: Simplify right side
    6,979,938x = 227,423,832,814,084
  5. Step 5: Solve for x
    x = 227,423,832,814,084/6,979,938
  6. Step 6: Final answer
    x = 32,582,500.42

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.