Home / 996,920.20-1,495,380.30-491,723.20

Finding the Fourth Proportional to 996,920.20, 1,495,380.30 and 491,723.20

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Solution

The fourth proportional to 996,920.20, 1,495,380.30 and 491,723.20 is: 737,584.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,920.20 : 1,495,380.30 = 491,723.20 : x
  2. Step 2: Convert to fraction form
    996,920.20/1,495,380.30 = 491,723.20/x
  3. Step 3: Cross multiply
    996,920.20x = 1,495,380.30 × 491,723.20
  4. Step 4: Simplify right side
    996,920.20x = 735,313,186,332.96
  5. Step 5: Solve for x
    x = 735,313,186,332.96/996,920.20
  6. Step 6: Final answer
    x = 737,584.80

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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.