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Finding the Fourth Proportional to 328,403.39, 453,196.46 and 177,500.39

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Solution

The fourth proportional to 328,403.39, 453,196.46 and 177,500.39 is: 244,950.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,403.39 : 453,196.46 = 177,500.39 : x
  2. Step 2: Convert to fraction form
    328,403.39/453,196.46 = 177,500.39/x
  3. Step 3: Cross multiply
    328,403.39x = 453,196.46 × 177,500.39
  4. Step 4: Simplify right side
    328,403.39x = 80,442,548,396.62
  5. Step 5: Solve for x
    x = 80,442,548,396.62/328,403.39
  6. Step 6: Final answer
    x = 244,950.42

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1.5x scale

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.