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Finding the Fourth Proportional to 3,898,229.68, 5,848,340.98 and 1,501,430.77

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Solution

The fourth proportional to 3,898,229.68, 5,848,340.98 and 1,501,430.77 is: 2,252,529.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,898,229.68 : 5,848,340.98 = 1,501,430.77 : x
  2. Step 2: Convert to fraction form
    3,898,229.68/5,848,340.98 = 1,501,430.77/x
  3. Step 3: Cross multiply
    3,898,229.68x = 5,848,340.98 × 1,501,430.77
  4. Step 4: Simplify right side
    3,898,229.68x = 8,780,879,112,989.18
  5. Step 5: Solve for x
    x = 8,780,879,112,989.18/3,898,229.68
  6. Step 6: Final answer
    x = 2,252,529.95

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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.