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Finding the Third Proportional to 15,873,756 and 34,772,940

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Solution

The third proportional to 15,873,756 and 34,772,940 is: 76,173,361.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,873,756 : 34,772,940 = 34,772,940 : x
  2. Step 2: Convert to fraction form
    15,873,756/34,772,940 = 34,772,940/x
  3. Step 3: Cross multiply
    15,873,756x = 34,772,940 × 34,772,940
  4. Step 4: Simplify right side
    15,873,756x = 1,209,157,356,243,600
  5. Step 5: Solve for x
    x = 1,209,157,356,243,600/15,873,756
  6. Step 6: Final answer
    x = 76,173,361.63

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.