Home / 518,161.44-777,270.04-163,203.24

Finding the Fourth Proportional to 518,161.44, 777,270.04 and 163,203.24

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Solution

The fourth proportional to 518,161.44, 777,270.04 and 163,203.24 is: 244,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,161.44 : 777,270.04 = 163,203.24 : x
  2. Step 2: Convert to fraction form
    518,161.44/777,270.04 = 163,203.24/x
  3. Step 3: Cross multiply
    518,161.44x = 777,270.04 × 163,203.24
  4. Step 4: Simplify right side
    518,161.44x = 126,852,988,882.93
  5. Step 5: Solve for x
    x = 126,852,988,882.93/518,161.44
  6. Step 6: Final answer
    x = 244,813.64

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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.