Home / 334,685.62-461,819.69-196,870.80

Finding the Fourth Proportional to 334,685.62, 461,819.69 and 196,870.80

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Solution

The fourth proportional to 334,685.62, 461,819.69 and 196,870.80 is: 271,654.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,685.62 : 461,819.69 = 196,870.80 : x
  2. Step 2: Convert to fraction form
    334,685.62/461,819.69 = 196,870.80/x
  3. Step 3: Cross multiply
    334,685.62x = 461,819.69 × 196,870.80
  4. Step 4: Simplify right side
    334,685.62x = 90,918,811,826.05
  5. Step 5: Solve for x
    x = 90,918,811,826.05/334,685.62
  6. Step 6: Final answer
    x = 271,654.37

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1.5x scale

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.