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Finding the Fourth Proportional to 281,773.20, 423,048.60 and 222,675.60

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Solution

The fourth proportional to 281,773.20, 423,048.60 and 222,675.60 is: 334,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,773.20 : 423,048.60 = 222,675.60 : x
  2. Step 2: Convert to fraction form
    281,773.20/423,048.60 = 222,675.60/x
  3. Step 3: Cross multiply
    281,773.20x = 423,048.60 × 222,675.60
  4. Step 4: Simplify right side
    281,773.20x = 94,202,600,834.16
  5. Step 5: Solve for x
    x = 94,202,600,834.16/281,773.20
  6. Step 6: Final answer
    x = 334,320.66

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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.