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Finding the Fourth Proportional to 262,844.10, 394,266.15 and 150,480.90

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Solution

The fourth proportional to 262,844.10, 394,266.15 and 150,480.90 is: 225,721.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,844.10 : 394,266.15 = 150,480.90 : x
  2. Step 2: Convert to fraction form
    262,844.10/394,266.15 = 150,480.90/x
  3. Step 3: Cross multiply
    262,844.10x = 394,266.15 × 150,480.90
  4. Step 4: Simplify right side
    262,844.10x = 59,329,525,091.54
  5. Step 5: Solve for x
    x = 59,329,525,091.54/262,844.10
  6. Step 6: Final answer
    x = 225,721.35

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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.