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Finding the Third Proportional to 15,894,753 and 35,386,878

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Solution

The third proportional to 15,894,753 and 35,386,878 is: 78,782,673.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,894,753 : 35,386,878 = 35,386,878 : x
  2. Step 2: Convert to fraction form
    15,894,753/35,386,878 = 35,386,878/x
  3. Step 3: Cross multiply
    15,894,753x = 35,386,878 × 35,386,878
  4. Step 4: Simplify right side
    15,894,753x = 1,252,231,134,586,884
  5. Step 5: Solve for x
    x = 1,252,231,134,586,884/15,894,753
  6. Step 6: Final answer
    x = 78,782,673.41

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Why These Related Problems?

These problems maintain the same ratio (2.23) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.