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Finding the Fourth Proportional to 263,477.64, 395,217.54 and 63,797.79

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Solution

The fourth proportional to 263,477.64, 395,217.54 and 63,797.79 is: 95,696.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,477.64 : 395,217.54 = 63,797.79 : x
  2. Step 2: Convert to fraction form
    263,477.64/395,217.54 = 63,797.79/x
  3. Step 3: Cross multiply
    263,477.64x = 395,217.54 × 63,797.79
  4. Step 4: Simplify right side
    263,477.64x = 25,214,005,621.24
  5. Step 5: Solve for x
    x = 25,214,005,621.24/263,477.64
  6. Step 6: Final answer
    x = 95,696.95

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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.