Home / 773,149.52-1,159,544.76-212,229.20

Finding the Fourth Proportional to 773,149.52, 1,159,544.76 and 212,229.20

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Solution

The fourth proportional to 773,149.52, 1,159,544.76 and 212,229.20 is: 318,294.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    773,149.52 : 1,159,544.76 = 212,229.20 : x
  2. Step 2: Convert to fraction form
    773,149.52/1,159,544.76 = 212,229.20/x
  3. Step 3: Cross multiply
    773,149.52x = 1,159,544.76 × 212,229.20
  4. Step 4: Simplify right side
    773,149.52x = 246,089,256,778.99
  5. Step 5: Solve for x
    x = 246,089,256,778.99/773,149.52
  6. Step 6: Final answer
    x = 318,294.52

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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.