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Finding the Fourth Proportional to 328,652.52, 453,540.78 and 177,749.52

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Solution

The fourth proportional to 328,652.52, 453,540.78 and 177,749.52 is: 245,294.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,652.52 : 453,540.78 = 177,749.52 : x
  2. Step 2: Convert to fraction form
    328,652.52/453,540.78 = 177,749.52/x
  3. Step 3: Cross multiply
    328,652.52x = 453,540.78 × 177,749.52
  4. Step 4: Simplify right side
    328,652.52x = 80,616,655,945.43
  5. Step 5: Solve for x
    x = 80,616,655,945.43/328,652.52
  6. Step 6: Final answer
    x = 245,294.50

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.