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Finding the Fourth Proportional to 328,657, 453,546.82 and 177,753.96

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Solution

The fourth proportional to 328,657, 453,546.82 and 177,753.96 is: 245,300.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,657 : 453,546.82 = 177,753.96 : x
  2. Step 2: Convert to fraction form
    328,657/453,546.82 = 177,753.96/x
  3. Step 3: Cross multiply
    328,657x = 453,546.82 × 177,753.96
  4. Step 4: Simplify right side
    328,657x = 80,619,743,300.41
  5. Step 5: Solve for x
    x = 80,619,743,300.41/328,657
  6. Step 6: Final answer
    x = 245,300.55

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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.