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Finding the Fourth Proportional to 437,481.47, 603,724.52 and 236,277.47

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Solution

The fourth proportional to 437,481.47, 603,724.52 and 236,277.47 is: 326,062.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,481.47 : 603,724.52 = 236,277.47 : x
  2. Step 2: Convert to fraction form
    437,481.47/603,724.52 = 236,277.47/x
  3. Step 3: Cross multiply
    437,481.47x = 603,724.52 × 236,277.47
  4. Step 4: Simplify right side
    437,481.47x = 142,646,504,262.57
  5. Step 5: Solve for x
    x = 142,646,504,262.57/437,481.47
  6. Step 6: Final answer
    x = 326,062.96

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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.