Home / 892,181.80-1,337,829.90-323,540.20

Finding the Fourth Proportional to 892,181.80, 1,337,829.90 and 323,540.20

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Solution

The fourth proportional to 892,181.80, 1,337,829.90 and 323,540.20 is: 485,149.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,181.80 : 1,337,829.90 = 323,540.20 : x
  2. Step 2: Convert to fraction form
    892,181.80/1,337,829.90 = 323,540.20/x
  3. Step 3: Cross multiply
    892,181.80x = 1,337,829.90 × 323,540.20
  4. Step 4: Simplify right side
    892,181.80x = 432,841,753,411.98
  5. Step 5: Solve for x
    x = 432,841,753,411.98/892,181.80
  6. Step 6: Final answer
    x = 485,149.72

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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.