Home / 943,121.72-1,414,682.60-233,163.20

Finding the Fourth Proportional to 943,121.72, 1,414,682.60 and 233,163.20

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Solution

The fourth proportional to 943,121.72, 1,414,682.60 and 233,163.20 is: 349,744.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    943,121.72 : 1,414,682.60 = 233,163.20 : x
  2. Step 2: Convert to fraction form
    943,121.72/1,414,682.60 = 233,163.20/x
  3. Step 3: Cross multiply
    943,121.72x = 1,414,682.60 × 233,163.20
  4. Step 4: Simplify right side
    943,121.72x = 329,851,922,000.32
  5. Step 5: Solve for x
    x = 329,851,922,000.32/943,121.72
  6. Step 6: Final answer
    x = 349,744.80

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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.