Home / 515,837.51-773,910.05-246,168.11

Finding the Fourth Proportional to 515,837.51, 773,910.05 and 246,168.11

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Solution

The fourth proportional to 515,837.51, 773,910.05 and 246,168.11 is: 369,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,837.51 : 773,910.05 = 246,168.11 : x
  2. Step 2: Convert to fraction form
    515,837.51/773,910.05 = 246,168.11/x
  3. Step 3: Cross multiply
    515,837.51x = 773,910.05 × 246,168.11
  4. Step 4: Simplify right side
    515,837.51x = 190,511,975,022.44
  5. Step 5: Solve for x
    x = 190,511,975,022.44/515,837.51
  6. Step 6: Final answer
    x = 369,325.55

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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.