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Finding the Fourth Proportional to 5,995,338.40, 8,974,345.20 and 3,463,472.80

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Solution

The fourth proportional to 5,995,338.40, 8,974,345.20 and 3,463,472.80 is: 5,184,428.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,995,338.40 : 8,974,345.20 = 3,463,472.80 : x
  2. Step 2: Convert to fraction form
    5,995,338.40/8,974,345.20 = 3,463,472.80/x
  3. Step 3: Cross multiply
    5,995,338.40x = 8,974,345.20 × 3,463,472.80
  4. Step 4: Simplify right side
    5,995,338.40x = 31,082,400,498,010.55
  5. Step 5: Solve for x
    x = 31,082,400,498,010.55/5,995,338.40
  6. Step 6: Final answer
    x = 5,184,428.04

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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.