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Finding the Fourth Proportional to 233,241.80, 349,344.30 and 191,769.80

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Solution

The fourth proportional to 233,241.80, 349,344.30 and 191,769.80 is: 287,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,241.80 : 349,344.30 = 191,769.80 : x
  2. Step 2: Convert to fraction form
    233,241.80/349,344.30 = 191,769.80/x
  3. Step 3: Cross multiply
    233,241.80x = 349,344.30 × 191,769.80
  4. Step 4: Simplify right side
    233,241.80x = 66,993,686,542.14
  5. Step 5: Solve for x
    x = 66,993,686,542.14/233,241.80
  6. Step 6: Final answer
    x = 287,228.48

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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.