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Finding the Fourth Proportional to 352,662.93, 486,678.11 and 191,519.37

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Solution

The fourth proportional to 352,662.93, 486,678.11 and 191,519.37 is: 264,298.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,662.93 : 486,678.11 = 191,519.37 : x
  2. Step 2: Convert to fraction form
    352,662.93/486,678.11 = 191,519.37/x
  3. Step 3: Cross multiply
    352,662.93x = 486,678.11 × 191,519.37
  4. Step 4: Simplify right side
    352,662.93x = 93,208,284,062.39
  5. Step 5: Solve for x
    x = 93,208,284,062.39/352,662.93
  6. Step 6: Final answer
    x = 264,298.50

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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.