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Finding the Fourth Proportional to 3,595,657.70, 5,393,486.55 and 3,028,787.30

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Solution

The fourth proportional to 3,595,657.70, 5,393,486.55 and 3,028,787.30 is: 4,543,180.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,595,657.70 : 5,393,486.55 = 3,028,787.30 : x
  2. Step 2: Convert to fraction form
    3,595,657.70/5,393,486.55 = 3,028,787.30/x
  3. Step 3: Cross multiply
    3,595,657.70x = 5,393,486.55 × 3,028,787.30
  4. Step 4: Simplify right side
    3,595,657.70x = 16,335,723,565,360.81
  5. Step 5: Solve for x
    x = 16,335,723,565,360.81/3,595,657.70
  6. Step 6: Final answer
    x = 4,543,180.95

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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.