Home / 663,226.59-994,466.16-230,745.72

Finding the Fourth Proportional to 663,226.59, 994,466.16 and 230,745.72

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Solution

The fourth proportional to 663,226.59, 994,466.16 and 230,745.72 is: 345,988.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,226.59 : 994,466.16 = 230,745.72 : x
  2. Step 2: Convert to fraction form
    663,226.59/994,466.16 = 230,745.72/x
  3. Step 3: Cross multiply
    663,226.59x = 994,466.16 × 230,745.72
  4. Step 4: Simplify right side
    663,226.59x = 229,468,807,591.24
  5. Step 5: Solve for x
    x = 229,468,807,591.24/663,226.59
  6. Step 6: Final answer
    x = 345,988.55

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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.