Home / 334,686.62-461,821.07-196,871.80

Finding the Fourth Proportional to 334,686.62, 461,821.07 and 196,871.80

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Solution

The fourth proportional to 334,686.62, 461,821.07 and 196,871.80 is: 271,655.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,686.62 : 461,821.07 = 196,871.80 : x
  2. Step 2: Convert to fraction form
    334,686.62/461,821.07 = 196,871.80/x
  3. Step 3: Cross multiply
    334,686.62x = 461,821.07 × 196,871.80
  4. Step 4: Simplify right side
    334,686.62x = 90,919,545,328.83
  5. Step 5: Solve for x
    x = 90,919,545,328.83/334,686.62
  6. Step 6: Final answer
    x = 271,655.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.