Home / 861,454.88-1,292,182.24-230,352.29

Finding the Fourth Proportional to 861,454.88, 1,292,182.24 and 230,352.29

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Solution

The fourth proportional to 861,454.88, 1,292,182.24 and 230,352.29 is: 345,528.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    861,454.88 : 1,292,182.24 = 230,352.29 : x
  2. Step 2: Convert to fraction form
    861,454.88/1,292,182.24 = 230,352.29/x
  3. Step 3: Cross multiply
    861,454.88x = 1,292,182.24 × 230,352.29
  4. Step 4: Simplify right side
    861,454.88x = 297,657,136,929.57
  5. Step 5: Solve for x
    x = 297,657,136,929.57/861,454.88
  6. Step 6: Final answer
    x = 345,528.41

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Double scale
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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.