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Finding the Fourth Proportional to 328,119.29, 452,804.88 and 177,216.29

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Solution

The fourth proportional to 328,119.29, 452,804.88 and 177,216.29 is: 244,558.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,119.29 : 452,804.88 = 177,216.29 : x
  2. Step 2: Convert to fraction form
    328,119.29/452,804.88 = 177,216.29/x
  3. Step 3: Cross multiply
    328,119.29x = 452,804.88 × 177,216.29
  4. Step 4: Simplify right side
    328,119.29x = 80,244,402,375.60
  5. Step 5: Solve for x
    x = 80,244,402,375.60/328,119.29
  6. Step 6: Final answer
    x = 244,558.62

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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.