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Finding the Fourth Proportional to 552,402.92, 828,622.20 and 153,047.54

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Solution

The fourth proportional to 552,402.92, 828,622.20 and 153,047.54 is: 229,576.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,402.92 : 828,622.20 = 153,047.54 : x
  2. Step 2: Convert to fraction form
    552,402.92/828,622.20 = 153,047.54/x
  3. Step 3: Cross multiply
    552,402.92x = 828,622.20 × 153,047.54
  4. Step 4: Simplify right side
    552,402.92x = 126,818,589,299.39
  5. Step 5: Solve for x
    x = 126,818,589,299.39/552,402.92
  6. Step 6: Final answer
    x = 229,576.25

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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.