Home / 747,003.75-1,120,515.35-248,367.75

Finding the Fourth Proportional to 747,003.75, 1,120,515.35 and 248,367.75

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Solution

The fourth proportional to 747,003.75, 1,120,515.35 and 248,367.75 is: 372,554.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,003.75 : 1,120,515.35 = 248,367.75 : x
  2. Step 2: Convert to fraction form
    747,003.75/1,120,515.35 = 248,367.75/x
  3. Step 3: Cross multiply
    747,003.75x = 1,120,515.35 × 248,367.75
  4. Step 4: Simplify right side
    747,003.75x = 278,299,876,319.96
  5. Step 5: Solve for x
    x = 278,299,876,319.96/747,003.75
  6. Step 6: Final answer
    x = 372,554.86

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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.