Home / 654,649.98-981,974.88-181,335.36

Finding the Fourth Proportional to 654,649.98, 981,974.88 and 181,335.36

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Solution

The fourth proportional to 654,649.98, 981,974.88 and 181,335.36 is: 272,003.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,649.98 : 981,974.88 = 181,335.36 : x
  2. Step 2: Convert to fraction form
    654,649.98/981,974.88 = 181,335.36/x
  3. Step 3: Cross multiply
    654,649.98x = 981,974.88 × 181,335.36
  4. Step 4: Simplify right side
    654,649.98x = 178,066,768,375.76
  5. Step 5: Solve for x
    x = 178,066,768,375.76/654,649.98
  6. Step 6: Final answer
    x = 272,003.02

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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.