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Finding the Fourth Proportional to 516,235.59, 773,845.52 and 216,801.27

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Solution

The fourth proportional to 516,235.59, 773,845.52 and 216,801.27 is: 324,988.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,235.59 : 773,845.52 = 216,801.27 : x
  2. Step 2: Convert to fraction form
    516,235.59/773,845.52 = 216,801.27/x
  3. Step 3: Cross multiply
    516,235.59x = 773,845.52 × 216,801.27
  4. Step 4: Simplify right side
    516,235.59x = 167,770,690,435.80
  5. Step 5: Solve for x
    x = 167,770,690,435.80/516,235.59
  6. Step 6: Final answer
    x = 324,988.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.