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Finding the Fourth Proportional to 437,392.92, 654,601.80 and 268,824.60

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Solution

The fourth proportional to 437,392.92, 654,601.80 and 268,824.60 is: 402,322.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    437,392.92 : 654,601.80 = 268,824.60 : x
  2. Step 2: Convert to fraction form
    437,392.92/654,601.80 = 268,824.60/x
  3. Step 3: Cross multiply
    437,392.92x = 654,601.80 × 268,824.60
  4. Step 4: Simplify right side
    437,392.92x = 175,973,067,044.28
  5. Step 5: Solve for x
    x = 175,973,067,044.28/437,392.92
  6. Step 6: Final answer
    x = 402,322.62

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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.