Home / 769,131.20-1,153,351.20-295,659.20

Finding the Fourth Proportional to 769,131.20, 1,153,351.20 and 295,659.20

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Solution

The fourth proportional to 769,131.20, 1,153,351.20 and 295,659.20 is: 443,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,131.20 : 1,153,351.20 = 295,659.20 : x
  2. Step 2: Convert to fraction form
    769,131.20/1,153,351.20 = 295,659.20/x
  3. Step 3: Cross multiply
    769,131.20x = 1,153,351.20 × 295,659.20
  4. Step 4: Simplify right side
    769,131.20x = 340,998,893,111.04
  5. Step 5: Solve for x
    x = 340,998,893,111.04/769,131.20
  6. Step 6: Final answer
    x = 443,355.95

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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.