Home / 352,764.20-486,815.51-191,617.94

Finding the Fourth Proportional to 352,764.20, 486,815.51 and 191,617.94

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Solution

The fourth proportional to 352,764.20, 486,815.51 and 191,617.94 is: 264,433.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,764.20 : 486,815.51 = 191,617.94 : x
  2. Step 2: Convert to fraction form
    352,764.20/486,815.51 = 191,617.94/x
  3. Step 3: Cross multiply
    352,764.20x = 486,815.51 × 191,617.94
  4. Step 4: Simplify right side
    352,764.20x = 93,282,583,231.22
  5. Step 5: Solve for x
    x = 93,282,583,231.22/352,764.20
  6. Step 6: Final answer
    x = 264,433.25

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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.