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Finding the Fourth Proportional to 332,489.93, 458,839.03 and 189,259.19

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Solution

The fourth proportional to 332,489.93, 458,839.03 and 189,259.19 is: 261,179.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,489.93 : 458,839.03 = 189,259.19 : x
  2. Step 2: Convert to fraction form
    332,489.93/458,839.03 = 189,259.19/x
  3. Step 3: Cross multiply
    332,489.93x = 458,839.03 × 189,259.19
  4. Step 4: Simplify right side
    332,489.93x = 86,839,502,685.04
  5. Step 5: Solve for x
    x = 86,839,502,685.04/332,489.93
  6. Step 6: Final answer
    x = 261,179.35

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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.