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Finding the Fourth Proportional to 263,925.64, 363,728.92 and 187,448.08

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Solution

The fourth proportional to 263,925.64, 363,728.92 and 187,448.08 is: 258,331.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,925.64 : 363,728.92 = 187,448.08 : x
  2. Step 2: Convert to fraction form
    263,925.64/363,728.92 = 187,448.08/x
  3. Step 3: Cross multiply
    263,925.64x = 363,728.92 × 187,448.08
  4. Step 4: Simplify right side
    263,925.64x = 68,180,287,694.47
  5. Step 5: Solve for x
    x = 68,180,287,694.47/263,925.64
  6. Step 6: Final answer
    x = 258,331.43

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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.