Home / 326,063.70-449,972.51-196,984.23

Finding the Fourth Proportional to 326,063.70, 449,972.51 and 196,984.23

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Solution

The fourth proportional to 326,063.70, 449,972.51 and 196,984.23 is: 271,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,063.70 : 449,972.51 = 196,984.23 : x
  2. Step 2: Convert to fraction form
    326,063.70/449,972.51 = 196,984.23/x
  3. Step 3: Cross multiply
    326,063.70x = 449,972.51 × 196,984.23
  4. Step 4: Simplify right side
    326,063.70x = 88,637,488,403.52
  5. Step 5: Solve for x
    x = 88,637,488,403.52/326,063.70
  6. Step 6: Final answer
    x = 271,841.02

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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.