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Finding the Fourth Proportional to 229,710.48, 343,918.44 and 173,371.38

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Solution

The fourth proportional to 229,710.48, 343,918.44 and 173,371.38 is: 259,568.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,710.48 : 343,918.44 = 173,371.38 : x
  2. Step 2: Convert to fraction form
    229,710.48/343,918.44 = 173,371.38/x
  3. Step 3: Cross multiply
    229,710.48x = 343,918.44 × 173,371.38
  4. Step 4: Simplify right side
    229,710.48x = 59,625,614,550.25
  5. Step 5: Solve for x
    x = 59,625,614,550.25/229,710.48
  6. Step 6: Final answer
    x = 259,568.54

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.