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Finding the Fourth Proportional to 352,777.33, 486,834.06 and 191,635.12

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Solution

The fourth proportional to 352,777.33, 486,834.06 and 191,635.12 is: 264,457.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,777.33 : 486,834.06 = 191,635.12 : x
  2. Step 2: Convert to fraction form
    352,777.33/486,834.06 = 191,635.12/x
  3. Step 3: Cross multiply
    352,777.33x = 486,834.06 × 191,635.12
  4. Step 4: Simplify right side
    352,777.33x = 93,294,503,508.19
  5. Step 5: Solve for x
    x = 93,294,503,508.19/352,777.33
  6. Step 6: Final answer
    x = 264,457.20

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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.