Home / 834,410.88-1,251,202.19-265,717.83

Finding the Fourth Proportional to 834,410.88, 1,251,202.19 and 265,717.83

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Solution

The fourth proportional to 834,410.88, 1,251,202.19 and 265,717.83 is: 398,444.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,410.88 : 1,251,202.19 = 265,717.83 : x
  2. Step 2: Convert to fraction form
    834,410.88/1,251,202.19 = 265,717.83/x
  3. Step 3: Cross multiply
    834,410.88x = 1,251,202.19 × 265,717.83
  4. Step 4: Simplify right side
    834,410.88x = 332,466,729,489.46
  5. Step 5: Solve for x
    x = 332,466,729,489.46/834,410.88
  6. Step 6: Final answer
    x = 398,444.86

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1.5x scale

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.