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Finding the Fourth Proportional to 5,801,357.91, 8,699,048.85 and 2,603,742.87

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Solution

The fourth proportional to 5,801,357.91, 8,699,048.85 and 2,603,742.87 is: 3,904,273.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,801,357.91 : 8,699,048.85 = 2,603,742.87 : x
  2. Step 2: Convert to fraction form
    5,801,357.91/8,699,048.85 = 2,603,742.87/x
  3. Step 3: Cross multiply
    5,801,357.91x = 8,699,048.85 × 2,603,742.87
  4. Step 4: Simplify right side
    5,801,357.91x = 22,650,086,418,969.20
  5. Step 5: Solve for x
    x = 22,650,086,418,969.20/5,801,357.91
  6. Step 6: Final answer
    x = 3,904,273.24

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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.