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Finding the Fourth Proportional to 552,167.80, 828,251.70 and 197,193.40

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Solution

The fourth proportional to 552,167.80, 828,251.70 and 197,193.40 is: 295,790.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,167.80 : 828,251.70 = 197,193.40 : x
  2. Step 2: Convert to fraction form
    552,167.80/828,251.70 = 197,193.40/x
  3. Step 3: Cross multiply
    552,167.80x = 828,251.70 × 197,193.40
  4. Step 4: Simplify right side
    552,167.80x = 163,325,768,778.78
  5. Step 5: Solve for x
    x = 163,325,768,778.78/552,167.80
  6. Step 6: Final answer
    x = 295,790.10

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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.