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Finding the Fourth Proportional to 264,935.60, 396,366.60 and 171,623.60

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Solution

The fourth proportional to 264,935.60, 396,366.60 and 171,623.60 is: 256,763.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,935.60 : 396,366.60 = 171,623.60 : x
  2. Step 2: Convert to fraction form
    264,935.60/396,366.60 = 171,623.60/x
  3. Step 3: Cross multiply
    264,935.60x = 396,366.60 × 171,623.60
  4. Step 4: Simplify right side
    264,935.60x = 68,025,862,811.76
  5. Step 5: Solve for x
    x = 68,025,862,811.76/264,935.60
  6. Step 6: Final answer
    x = 256,763.77

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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.