Home / 322,421.19-444,905.82-186,434.52

Finding the Fourth Proportional to 322,421.19, 444,905.82 and 186,434.52

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Solution

The fourth proportional to 322,421.19, 444,905.82 and 186,434.52 is: 257,259.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,421.19 : 444,905.82 = 186,434.52 : x
  2. Step 2: Convert to fraction form
    322,421.19/444,905.82 = 186,434.52/x
  3. Step 3: Cross multiply
    322,421.19x = 444,905.82 × 186,434.52
  4. Step 4: Simplify right side
    322,421.19x = 82,945,802,996.91
  5. Step 5: Solve for x
    x = 82,945,802,996.91/322,421.19
  6. Step 6: Final answer
    x = 257,259.16

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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.