Home / 635,839.48-953,906.86-186,542.20

Finding the Fourth Proportional to 635,839.48, 953,906.86 and 186,542.20

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Solution

The fourth proportional to 635,839.48, 953,906.86 and 186,542.20 is: 279,856.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    635,839.48 : 953,906.86 = 186,542.20 : x
  2. Step 2: Convert to fraction form
    635,839.48/953,906.86 = 186,542.20/x
  3. Step 3: Cross multiply
    635,839.48x = 953,906.86 × 186,542.20
  4. Step 4: Simplify right side
    635,839.48x = 177,943,884,259.49
  5. Step 5: Solve for x
    x = 177,943,884,259.49/635,839.48
  6. Step 6: Final answer
    x = 279,856.61

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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.