Home / 842,560.80-1,162,734-460,589.28

Finding the Fourth Proportional to 842,560.80, 1,162,734 and 460,589.28

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Solution

The fourth proportional to 842,560.80, 1,162,734 and 460,589.28 is: 635,613.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,560.80 : 1,162,734 = 460,589.28 : x
  2. Step 2: Convert to fraction form
    842,560.80/1,162,734 = 460,589.28/x
  3. Step 3: Cross multiply
    842,560.80x = 1,162,734 × 460,589.28
  4. Step 4: Simplify right side
    842,560.80x = 535,542,815,891.52
  5. Step 5: Solve for x
    x = 535,542,815,891.52/842,560.80
  6. Step 6: Final answer
    x = 635,613.26

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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.