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Finding the Fourth Proportional to 539,251.14, 809,373.51 and 273,196.92

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Solution

The fourth proportional to 539,251.14, 809,373.51 and 273,196.92 is: 410,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    539,251.14 : 809,373.51 = 273,196.92 : x
  2. Step 2: Convert to fraction form
    539,251.14/809,373.51 = 273,196.92/x
  3. Step 3: Cross multiply
    539,251.14x = 809,373.51 × 273,196.92
  4. Step 4: Simplify right side
    539,251.14x = 221,118,350,061.59
  5. Step 5: Solve for x
    x = 221,118,350,061.59/539,251.14
  6. Step 6: Final answer
    x = 410,047.07

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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.