Home / 321,938.00-444,294.59-178,700.43

Finding the Fourth Proportional to 321,938.00, 444,294.59 and 178,700.43

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Solution

The fourth proportional to 321,938.00, 444,294.59 and 178,700.43 is: 246,617.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,938.00 : 444,294.59 = 178,700.43 : x
  2. Step 2: Convert to fraction form
    321,938.00/444,294.59 = 178,700.43/x
  3. Step 3: Cross multiply
    321,938.00x = 444,294.59 × 178,700.43
  4. Step 4: Simplify right side
    321,938.00x = 79,395,633,386.17
  5. Step 5: Solve for x
    x = 79,395,633,386.17/321,938.00
  6. Step 6: Final answer
    x = 246,617.78

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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.