Home / 263,492.82-394,464.06-163,331.46

Finding the Fourth Proportional to 263,492.82, 394,464.06 and 163,331.46

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Solution

The fourth proportional to 263,492.82, 394,464.06 and 163,331.46 is: 244,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,492.82 : 394,464.06 = 163,331.46 : x
  2. Step 2: Convert to fraction form
    263,492.82/394,464.06 = 163,331.46/x
  3. Step 3: Cross multiply
    263,492.82x = 394,464.06 × 163,331.46
  4. Step 4: Simplify right side
    263,492.82x = 64,428,390,837.33
  5. Step 5: Solve for x
    x = 64,428,390,837.33/263,492.82
  6. Step 6: Final answer
    x = 244,516.68

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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.