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Finding the Fourth Proportional to 5,753,410.97, 7,939,690.83 and 3,175,073.30

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Solution

The fourth proportional to 5,753,410.97, 7,939,690.83 and 3,175,073.30 is: 4,381,592.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753,410.97 : 7,939,690.83 = 3,175,073.30 : x
  2. Step 2: Convert to fraction form
    5,753,410.97/7,939,690.83 = 3,175,073.30/x
  3. Step 3: Cross multiply
    5,753,410.97x = 7,939,690.83 × 3,175,073.30
  4. Step 4: Simplify right side
    5,753,410.97x = 25,209,100,384,437.07
  5. Step 5: Solve for x
    x = 25,209,100,384,437.07/5,753,410.97
  6. Step 6: Final answer
    x = 4,381,592.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.