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Finding the Fourth Proportional to 328,187.56, 452,899.08 and 177,284.56

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Solution

The fourth proportional to 328,187.56, 452,899.08 and 177,284.56 is: 244,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,187.56 : 452,899.08 = 177,284.56 : x
  2. Step 2: Convert to fraction form
    328,187.56/452,899.08 = 177,284.56/x
  3. Step 3: Cross multiply
    328,187.56x = 452,899.08 × 177,284.56
  4. Step 4: Simplify right side
    328,187.56x = 80,292,014,122.20
  5. Step 5: Solve for x
    x = 80,292,014,122.20/328,187.56
  6. Step 6: Final answer
    x = 244,652.83

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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.