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Finding the Fourth Proportional to 3,098,791.80, 4,648,187.70 and 2,258,983.80

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Solution

The fourth proportional to 3,098,791.80, 4,648,187.70 and 2,258,983.80 is: 3,388,475.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098,791.80 : 4,648,187.70 = 2,258,983.80 : x
  2. Step 2: Convert to fraction form
    3,098,791.80/4,648,187.70 = 2,258,983.80/x
  3. Step 3: Cross multiply
    3,098,791.80x = 4,648,187.70 × 2,258,983.80
  4. Step 4: Simplify right side
    3,098,791.80x = 10,500,180,713,659.26
  5. Step 5: Solve for x
    x = 10,500,180,713,659.26/3,098,791.80
  6. Step 6: Final answer
    x = 3,388,475.70

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Similar ratio
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.