Home / 497,886.40-746,743.20-182,180.80

Finding the Fourth Proportional to 497,886.40, 746,743.20 and 182,180.80

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Solution

The fourth proportional to 497,886.40, 746,743.20 and 182,180.80 is: 273,239.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,886.40 : 746,743.20 = 182,180.80 : x
  2. Step 2: Convert to fraction form
    497,886.40/746,743.20 = 182,180.80/x
  3. Step 3: Cross multiply
    497,886.40x = 746,743.20 × 182,180.80
  4. Step 4: Simplify right side
    497,886.40x = 136,042,273,570.56
  5. Step 5: Solve for x
    x = 136,042,273,570.56/497,886.40
  6. Step 6: Final answer
    x = 273,239.59

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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.