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Finding the Fourth Proportional to 3,948,909.19, 5,923,363.88 and 957,093.19

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Solution

The fourth proportional to 3,948,909.19, 5,923,363.88 and 957,093.19 is: 1,435,639.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,948,909.19 : 5,923,363.88 = 957,093.19 : x
  2. Step 2: Convert to fraction form
    3,948,909.19/5,923,363.88 = 957,093.19/x
  3. Step 3: Cross multiply
    3,948,909.19x = 5,923,363.88 × 957,093.19
  4. Step 4: Simplify right side
    3,948,909.19x = 5,669,211,219,024.30
  5. Step 5: Solve for x
    x = 5,669,211,219,024.30/3,948,909.19
  6. Step 6: Final answer
    x = 1,435,639.81

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