Home / 541,947.60-747,933.63-300,305.97

Finding the Fourth Proportional to 541,947.60, 747,933.63 and 300,305.97

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Solution

The fourth proportional to 541,947.60, 747,933.63 and 300,305.97 is: 414,447.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,947.60 : 747,933.63 = 300,305.97 : x
  2. Step 2: Convert to fraction form
    541,947.60/747,933.63 = 300,305.97/x
  3. Step 3: Cross multiply
    541,947.60x = 747,933.63 × 300,305.97
  4. Step 4: Simplify right side
    541,947.60x = 224,608,934,252.77
  5. Step 5: Solve for x
    x = 224,608,934,252.77/541,947.60
  6. Step 6: Final answer
    x = 414,447.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.