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Finding the Fourth Proportional to 516,227.52, 774,010.56 and 200,424.96

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Solution

The fourth proportional to 516,227.52, 774,010.56 and 200,424.96 is: 300,509.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    516,227.52 : 774,010.56 = 200,424.96 : x
  2. Step 2: Convert to fraction form
    516,227.52/774,010.56 = 200,424.96/x
  3. Step 3: Cross multiply
    516,227.52x = 774,010.56 × 200,424.96
  4. Step 4: Simplify right side
    516,227.52x = 155,131,035,527.58
  5. Step 5: Solve for x
    x = 155,131,035,527.58/516,227.52
  6. Step 6: Final answer
    x = 300,509.04

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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.