Home / 332,606.56-458,986.80-189,387.04

Finding the Fourth Proportional to 332,606.56, 458,986.80 and 189,387.04

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Solution

The fourth proportional to 332,606.56, 458,986.80 and 189,387.04 is: 261,348.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,606.56 : 458,986.80 = 189,387.04 : x
  2. Step 2: Convert to fraction form
    332,606.56/458,986.80 = 189,387.04/x
  3. Step 3: Cross multiply
    332,606.56x = 458,986.80 × 189,387.04
  4. Step 4: Simplify right side
    332,606.56x = 86,926,151,451.07
  5. Step 5: Solve for x
    x = 86,926,151,451.07/332,606.56
  6. Step 6: Final answer
    x = 261,348.28

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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.