Home / 481,967.21-722,258.27-271,159.85

Finding the Fourth Proportional to 481,967.21, 722,258.27 and 271,159.85

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Solution

The fourth proportional to 481,967.21, 722,258.27 and 271,159.85 is: 406,350.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,967.21 : 722,258.27 = 271,159.85 : x
  2. Step 2: Convert to fraction form
    481,967.21/722,258.27 = 271,159.85/x
  3. Step 3: Cross multiply
    481,967.21x = 722,258.27 × 271,159.85
  4. Step 4: Simplify right side
    481,967.21x = 195,847,445,621.16
  5. Step 5: Solve for x
    x = 195,847,445,621.16/481,967.21
  6. Step 6: Final answer
    x = 406,350.14

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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.