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Finding the Fourth Proportional to 328,156.01, 452,855.31 and 177,253.01

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Solution

The fourth proportional to 328,156.01, 452,855.31 and 177,253.01 is: 244,609.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,156.01 : 452,855.31 = 177,253.01 : x
  2. Step 2: Convert to fraction form
    328,156.01/452,855.31 = 177,253.01/x
  3. Step 3: Cross multiply
    328,156.01x = 452,855.31 × 177,253.01
  4. Step 4: Simplify right side
    328,156.01x = 80,269,966,791.98
  5. Step 5: Solve for x
    x = 80,269,966,791.98/328,156.01
  6. Step 6: Final answer
    x = 244,609.16

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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.