Home / 300,827.70-415,032.38-179,972.46

Finding the Fourth Proportional to 300,827.70, 415,032.38 and 179,972.46

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Solution

The fourth proportional to 300,827.70, 415,032.38 and 179,972.46 is: 248,296.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    300,827.70 : 415,032.38 = 179,972.46 : x
  2. Step 2: Convert to fraction form
    300,827.70/415,032.38 = 179,972.46/x
  3. Step 3: Cross multiply
    300,827.70x = 415,032.38 × 179,972.46
  4. Step 4: Simplify right side
    300,827.70x = 74,694,398,408.25
  5. Step 5: Solve for x
    x = 74,694,398,408.25/300,827.70
  6. Step 6: Final answer
    x = 248,296.28

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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.