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Finding the Fourth Proportional to 552,562.76, 828,844.17 and 153,203.54

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Solution

The fourth proportional to 552,562.76, 828,844.17 and 153,203.54 is: 229,805.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,562.76 : 828,844.17 = 153,203.54 : x
  2. Step 2: Convert to fraction form
    552,562.76/828,844.17 = 153,203.54/x
  3. Step 3: Cross multiply
    552,562.76x = 828,844.17 × 153,203.54
  4. Step 4: Simplify right side
    552,562.76x = 126,981,856,808.14
  5. Step 5: Solve for x
    x = 126,981,856,808.14/552,562.76
  6. Step 6: Final answer
    x = 229,805.31

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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.