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Finding the Fourth Proportional to 328,076.88, 452,746.10 and 177,173.88

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Solution

The fourth proportional to 328,076.88, 452,746.10 and 177,173.88 is: 244,499.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,076.88 : 452,746.10 = 177,173.88 : x
  2. Step 2: Convert to fraction form
    328,076.88/452,746.10 = 177,173.88/x
  3. Step 3: Cross multiply
    328,076.88x = 452,746.10 × 177,173.88
  4. Step 4: Simplify right side
    328,076.88x = 80,214,783,191.87
  5. Step 5: Solve for x
    x = 80,214,783,191.87/328,076.88
  6. Step 6: Final answer
    x = 244,499.96

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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.