Home / 583,912.05-805,826.24-329,257.77

Finding the Fourth Proportional to 583,912.05, 805,826.24 and 329,257.77

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Solution

The fourth proportional to 583,912.05, 805,826.24 and 329,257.77 is: 454,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,912.05 : 805,826.24 = 329,257.77 : x
  2. Step 2: Convert to fraction form
    583,912.05/805,826.24 = 329,257.77/x
  3. Step 3: Cross multiply
    583,912.05x = 805,826.24 × 329,257.77
  4. Step 4: Simplify right side
    583,912.05x = 265,324,550,789.89
  5. Step 5: Solve for x
    x = 265,324,550,789.89/583,912.05
  6. Step 6: Final answer
    x = 454,391.29

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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.