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Finding the Fourth Proportional to 222,008.40, 333,012.60 and 201,669.30

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Solution

The fourth proportional to 222,008.40, 333,012.60 and 201,669.30 is: 302,503.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,008.40 : 333,012.60 = 201,669.30 : x
  2. Step 2: Convert to fraction form
    222,008.40/333,012.60 = 201,669.30/x
  3. Step 3: Cross multiply
    222,008.40x = 333,012.60 × 201,669.30
  4. Step 4: Simplify right side
    222,008.40x = 67,158,417,933.18
  5. Step 5: Solve for x
    x = 67,158,417,933.18/222,008.40
  6. Step 6: Final answer
    x = 302,503.95

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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.