Home / 334,685.75-461,819.85-196,870.93

Finding the Fourth Proportional to 334,685.75, 461,819.85 and 196,870.93

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Solution

The fourth proportional to 334,685.75, 461,819.85 and 196,870.93 is: 271,654.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,685.75 : 461,819.85 = 196,870.93 : x
  2. Step 2: Convert to fraction form
    334,685.75/461,819.85 = 196,870.93/x
  3. Step 3: Cross multiply
    334,685.75x = 461,819.85 × 196,870.93
  4. Step 4: Simplify right side
    334,685.75x = 90,918,903,361.96
  5. Step 5: Solve for x
    x = 90,918,903,361.96/334,685.75
  6. Step 6: Final answer
    x = 271,654.54

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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.