Home / 538,932.18-808,481.31-183,863.43

Finding the Fourth Proportional to 538,932.18, 808,481.31 and 183,863.43

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Solution

The fourth proportional to 538,932.18, 808,481.31 and 183,863.43 is: 275,823.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    538,932.18 : 808,481.31 = 183,863.43 : x
  2. Step 2: Convert to fraction form
    538,932.18/808,481.31 = 183,863.43/x
  3. Step 3: Cross multiply
    538,932.18x = 808,481.31 × 183,863.43
  4. Step 4: Simplify right side
    538,932.18x = 148,650,146,747.49
  5. Step 5: Solve for x
    x = 148,650,146,747.49/538,932.18
  6. Step 6: Final answer
    x = 275,823.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.