Home / 892,971.54-1,339,460.96-219,057.21

Finding the Fourth Proportional to 892,971.54, 1,339,460.96 and 219,057.21

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Solution

The fourth proportional to 892,971.54, 1,339,460.96 and 219,057.21 is: 328,586.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,971.54 : 1,339,460.96 = 219,057.21 : x
  2. Step 2: Convert to fraction form
    892,971.54/1,339,460.96 = 219,057.21/x
  3. Step 3: Cross multiply
    892,971.54x = 1,339,460.96 × 219,057.21
  4. Step 4: Simplify right side
    892,971.54x = 293,418,579,706.24
  5. Step 5: Solve for x
    x = 293,418,579,706.24/892,971.54
  6. Step 6: Final answer
    x = 328,586.71

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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.