Home / 341,976.33-471,927.78-196,779.21

Finding the Fourth Proportional to 341,976.33, 471,927.78 and 196,779.21

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Solution

The fourth proportional to 341,976.33, 471,927.78 and 196,779.21 is: 271,555.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,976.33 : 471,927.78 = 196,779.21 : x
  2. Step 2: Convert to fraction form
    341,976.33/471,927.78 = 196,779.21/x
  3. Step 3: Cross multiply
    341,976.33x = 471,927.78 × 196,779.21
  4. Step 4: Simplify right side
    341,976.33x = 92,865,575,725.45
  5. Step 5: Solve for x
    x = 92,865,575,725.45/341,976.33
  6. Step 6: Final answer
    x = 271,555.57

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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.