Home / 741,046.86-1,111,592.97-513,119.34

Finding the Fourth Proportional to 741,046.86, 1,111,592.97 and 513,119.34

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Solution

The fourth proportional to 741,046.86, 1,111,592.97 and 513,119.34 is: 769,694.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,046.86 : 1,111,592.97 = 513,119.34 : x
  2. Step 2: Convert to fraction form
    741,046.86/1,111,592.97 = 513,119.34/x
  3. Step 3: Cross multiply
    741,046.86x = 1,111,592.97 × 513,119.34
  4. Step 4: Simplify right side
    741,046.86x = 570,379,851,115.04
  5. Step 5: Solve for x
    x = 570,379,851,115.04/741,046.86
  6. Step 6: Final answer
    x = 769,694.71

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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.