Home / 1,058,306.31-1,587,436.52-259,591.77

Finding the Fourth Proportional to 1,058,306.31, 1,587,436.52 and 259,591.77

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Solution

The fourth proportional to 1,058,306.31, 1,587,436.52 and 259,591.77 is: 389,382.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,058,306.31 : 1,587,436.52 = 259,591.77 : x
  2. Step 2: Convert to fraction form
    1,058,306.31/1,587,436.52 = 259,591.77/x
  3. Step 3: Cross multiply
    1,058,306.31x = 1,587,436.52 × 259,591.77
  4. Step 4: Simplify right side
    1,058,306.31x = 412,085,454,691.48
  5. Step 5: Solve for x
    x = 412,085,454,691.48/1,058,306.31
  6. Step 6: Final answer
    x = 389,382.03

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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.