Home / 271,926.90-407,890.35-231,686.10

Finding the Fourth Proportional to 271,926.90, 407,890.35 and 231,686.10

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Solution

The fourth proportional to 271,926.90, 407,890.35 and 231,686.10 is: 347,529.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,926.90 : 407,890.35 = 231,686.10 : x
  2. Step 2: Convert to fraction form
    271,926.90/407,890.35 = 231,686.10/x
  3. Step 3: Cross multiply
    271,926.90x = 407,890.35 × 231,686.10
  4. Step 4: Simplify right side
    271,926.90x = 94,502,524,419.14
  5. Step 5: Solve for x
    x = 94,502,524,419.14/271,926.90
  6. Step 6: Final answer
    x = 347,529.15

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Similar ratio
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1.5x scale

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.