Home / 886,820.80-1,330,231.20-532,235.20

Finding the Fourth Proportional to 886,820.80, 1,330,231.20 and 532,235.20

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Solution

The fourth proportional to 886,820.80, 1,330,231.20 and 532,235.20 is: 798,352.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,820.80 : 1,330,231.20 = 532,235.20 : x
  2. Step 2: Convert to fraction form
    886,820.80/1,330,231.20 = 532,235.20/x
  3. Step 3: Cross multiply
    886,820.80x = 1,330,231.20 × 532,235.20
  4. Step 4: Simplify right side
    886,820.80x = 707,995,868,778.24
  5. Step 5: Solve for x
    x = 707,995,868,778.24/886,820.80
  6. Step 6: Final answer
    x = 798,352.80

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Similar ratio
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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.