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Finding the Fourth Proportional to 552,203.55, 828,305.33 and 197,229.15

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Solution

The fourth proportional to 552,203.55, 828,305.33 and 197,229.15 is: 295,843.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,203.55 : 828,305.33 = 197,229.15 : x
  2. Step 2: Convert to fraction form
    552,203.55/828,305.33 = 197,229.15/x
  3. Step 3: Cross multiply
    552,203.55x = 828,305.33 × 197,229.15
  4. Step 4: Simplify right side
    552,203.55x = 163,365,955,190.22
  5. Step 5: Solve for x
    x = 163,365,955,190.22/552,203.55
  6. Step 6: Final answer
    x = 295,843.73

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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.