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Finding the Fourth Proportional to 552,560.50, 828,840.79 and 153,201.29

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Solution

The fourth proportional to 552,560.50, 828,840.79 and 153,201.29 is: 229,801.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,560.50 : 828,840.79 = 153,201.29 : x
  2. Step 2: Convert to fraction form
    552,560.50/828,840.79 = 153,201.29/x
  3. Step 3: Cross multiply
    552,560.50x = 828,840.79 × 153,201.29
  4. Step 4: Simplify right side
    552,560.50x = 126,979,474,279.92
  5. Step 5: Solve for x
    x = 126,979,474,279.92/552,560.50
  6. Step 6: Final answer
    x = 229,801.94

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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.