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Finding the Fourth Proportional to 222,029.40, 333,044.10 and 196,368.60

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Solution

The fourth proportional to 222,029.40, 333,044.10 and 196,368.60 is: 294,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,029.40 : 333,044.10 = 196,368.60 : x
  2. Step 2: Convert to fraction form
    222,029.40/333,044.10 = 196,368.60/x
  3. Step 3: Cross multiply
    222,029.40x = 333,044.10 × 196,368.60
  4. Step 4: Simplify right side
    222,029.40x = 65,399,403,655.26
  5. Step 5: Solve for x
    x = 65,399,403,655.26/222,029.40
  6. Step 6: Final answer
    x = 294,552.90

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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.