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Finding the Fourth Proportional to 552,474.72, 828,712.08 and 365,442.48

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Solution

The fourth proportional to 552,474.72, 828,712.08 and 365,442.48 is: 548,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,474.72 : 828,712.08 = 365,442.48 : x
  2. Step 2: Convert to fraction form
    552,474.72/828,712.08 = 365,442.48/x
  3. Step 3: Cross multiply
    552,474.72x = 828,712.08 × 365,442.48
  4. Step 4: Simplify right side
    552,474.72x = 302,846,597,721.16
  5. Step 5: Solve for x
    x = 302,846,597,721.16/552,474.72
  6. Step 6: Final answer
    x = 548,163.72

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Similar ratio
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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.