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Finding the Fourth Proportional to 328,241.30, 452,973.06 and 177,338.30

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Solution

The fourth proportional to 328,241.30, 452,973.06 and 177,338.30 is: 244,726.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,241.30 : 452,973.06 = 177,338.30 : x
  2. Step 2: Convert to fraction form
    328,241.30/452,973.06 = 177,338.30/x
  3. Step 3: Cross multiply
    328,241.30x = 452,973.06 × 177,338.30
  4. Step 4: Simplify right side
    328,241.30x = 80,329,470,141.33
  5. Step 5: Solve for x
    x = 80,329,470,141.33/328,241.30
  6. Step 6: Final answer
    x = 244,726.89

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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.