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Finding the Fourth Proportional to 352,597.05, 486,582.39 and 191,450.79

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Solution

The fourth proportional to 352,597.05, 486,582.39 and 191,450.79 is: 264,201.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,597.05 : 486,582.39 = 191,450.79 : x
  2. Step 2: Convert to fraction form
    352,597.05/486,582.39 = 191,450.79/x
  3. Step 3: Cross multiply
    352,597.05x = 486,582.39 × 191,450.79
  4. Step 4: Simplify right side
    352,597.05x = 93,156,582,965.59
  5. Step 5: Solve for x
    x = 93,156,582,965.59/352,597.05
  6. Step 6: Final answer
    x = 264,201.25

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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.