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Finding the Third Proportional to 3,859,841.25 and 5,677,495.88

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Solution

The third proportional to 3,859,841.25 and 5,677,495.88 is: 8,351,110.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,859,841.25 : 5,677,495.88 = 5,677,495.88 : x
  2. Step 2: Convert to fraction form
    3,859,841.25/5,677,495.88 = 5,677,495.88/x
  3. Step 3: Cross multiply
    3,859,841.25x = 5,677,495.88 × 5,677,495.88
  4. Step 4: Simplify right side
    3,859,841.25x = 32,233,959,410,642.02
  5. Step 5: Solve for x
    x = 32,233,959,410,642.02/3,859,841.25
  6. Step 6: Final answer
    x = 8,351,110.14

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.