Home / 352,815.80-486,883.86-191,669.56

Finding the Fourth Proportional to 352,815.80, 486,883.86 and 191,669.56

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Solution

The fourth proportional to 352,815.80, 486,883.86 and 191,669.56 is: 264,502.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,815.80 : 486,883.86 = 191,669.56 : x
  2. Step 2: Convert to fraction form
    352,815.80/486,883.86 = 191,669.56/x
  3. Step 3: Cross multiply
    352,815.80x = 486,883.86 × 191,669.56
  4. Step 4: Simplify right side
    352,815.80x = 93,320,815,217.30
  5. Step 5: Solve for x
    x = 93,320,815,217.30/352,815.80
  6. Step 6: Final answer
    x = 264,502.94

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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.