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Finding the Fourth Proportional to 328,141.13, 452,835.06 and 177,238.13

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Solution

The fourth proportional to 328,141.13, 452,835.06 and 177,238.13 is: 244,588.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,141.13 : 452,835.06 = 177,238.13 : x
  2. Step 2: Convert to fraction form
    328,141.13/452,835.06 = 177,238.13/x
  3. Step 3: Cross multiply
    328,141.13x = 452,835.06 × 177,238.13
  4. Step 4: Simplify right side
    328,141.13x = 80,259,636,304.02
  5. Step 5: Solve for x
    x = 80,259,636,304.02/328,141.13
  6. Step 6: Final answer
    x = 244,588.78

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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.