Home / 738,515.39-1,107,773.09-177,549.89

Finding the Fourth Proportional to 738,515.39, 1,107,773.09 and 177,549.89

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Solution

The fourth proportional to 738,515.39, 1,107,773.09 and 177,549.89 is: 266,324.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,515.39 : 1,107,773.09 = 177,549.89 : x
  2. Step 2: Convert to fraction form
    738,515.39/1,107,773.09 = 177,549.89/x
  3. Step 3: Cross multiply
    738,515.39x = 1,107,773.09 × 177,549.89
  4. Step 4: Simplify right side
    738,515.39x = 196,684,983,847.85
  5. Step 5: Solve for x
    x = 196,684,983,847.85/738,515.39
  6. Step 6: Final answer
    x = 266,324.83

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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.