Home / 726,561.66-1,002,877.83-468,438.96

Finding the Fourth Proportional to 726,561.66, 1,002,877.83 and 468,438.96

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Solution

The fourth proportional to 726,561.66, 1,002,877.83 and 468,438.96 is: 646,589.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    726,561.66 : 1,002,877.83 = 468,438.96 : x
  2. Step 2: Convert to fraction form
    726,561.66/1,002,877.83 = 468,438.96/x
  3. Step 3: Cross multiply
    726,561.66x = 1,002,877.83 × 468,438.96
  4. Step 4: Simplify right side
    726,561.66x = 469,787,047,692.26
  5. Step 5: Solve for x
    x = 469,787,047,692.26/726,561.66
  6. Step 6: Final answer
    x = 646,589.37

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.