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Finding the Fourth Proportional to 404,161.54, 557,793.21 and 232,133.38

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Solution

The fourth proportional to 404,161.54, 557,793.21 and 232,133.38 is: 320,372.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,161.54 : 557,793.21 = 232,133.38 : x
  2. Step 2: Convert to fraction form
    404,161.54/557,793.21 = 232,133.38/x
  3. Step 3: Cross multiply
    404,161.54x = 557,793.21 × 232,133.38
  4. Step 4: Simplify right side
    404,161.54x = 129,482,423,178.35
  5. Step 5: Solve for x
    x = 129,482,423,178.35/404,161.54
  6. Step 6: Final answer
    x = 320,372.95

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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.