Home / 341,975.33-471,926.40-196,778.21

Finding the Fourth Proportional to 341,975.33, 471,926.40 and 196,778.21

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Solution

The fourth proportional to 341,975.33, 471,926.40 and 196,778.21 is: 271,554.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,975.33 : 471,926.40 = 196,778.21 : x
  2. Step 2: Convert to fraction form
    341,975.33/471,926.40 = 196,778.21/x
  3. Step 3: Cross multiply
    341,975.33x = 471,926.40 × 196,778.21
  4. Step 4: Simplify right side
    341,975.33x = 92,864,829,884.11
  5. Step 5: Solve for x
    x = 92,864,829,884.11/341,975.33
  6. Step 6: Final answer
    x = 271,554.18

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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.