Home / 769,057.56-1,153,589.18-236,574.90

Finding the Fourth Proportional to 769,057.56, 1,153,589.18 and 236,574.90

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Solution

The fourth proportional to 769,057.56, 1,153,589.18 and 236,574.90 is: 354,863.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,057.56 : 1,153,589.18 = 236,574.90 : x
  2. Step 2: Convert to fraction form
    769,057.56/1,153,589.18 = 236,574.90/x
  3. Step 3: Cross multiply
    769,057.56x = 1,153,589.18 × 236,574.90
  4. Step 4: Simplify right side
    769,057.56x = 272,910,243,716.71
  5. Step 5: Solve for x
    x = 272,910,243,716.71/769,057.56
  6. Step 6: Final answer
    x = 354,863.22

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Double scale
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Similar ratio
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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.