Home / 747,447.24-1,120,504.20-274,022.20

Finding the Fourth Proportional to 747,447.24, 1,120,504.20 and 274,022.20

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Solution

The fourth proportional to 747,447.24, 1,120,504.20 and 274,022.20 is: 410,788.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,447.24 : 1,120,504.20 = 274,022.20 : x
  2. Step 2: Convert to fraction form
    747,447.24/1,120,504.20 = 274,022.20/x
  3. Step 3: Cross multiply
    747,447.24x = 1,120,504.20 × 274,022.20
  4. Step 4: Simplify right side
    747,447.24x = 307,043,025,993.24
  5. Step 5: Solve for x
    x = 307,043,025,993.24/747,447.24
  6. Step 6: Final answer
    x = 410,788.90

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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.