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Finding the Fourth Proportional to 235,773.63, 324,747.81 and 181,221.48

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Solution

The fourth proportional to 235,773.63, 324,747.81 and 181,221.48 is: 249,609.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,773.63 : 324,747.81 = 181,221.48 : x
  2. Step 2: Convert to fraction form
    235,773.63/324,747.81 = 181,221.48/x
  3. Step 3: Cross multiply
    235,773.63x = 324,747.81 × 181,221.48
  4. Step 4: Simplify right side
    235,773.63x = 58,851,278,754.96
  5. Step 5: Solve for x
    x = 58,851,278,754.96/235,773.63
  6. Step 6: Final answer
    x = 249,609.25

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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.