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Finding the Fourth Proportional to 224,290.80, 336,619.80 and 222,541.20

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Solution

The fourth proportional to 224,290.80, 336,619.80 and 222,541.20 is: 333,993.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,290.80 : 336,619.80 = 222,541.20 : x
  2. Step 2: Convert to fraction form
    224,290.80/336,619.80 = 222,541.20/x
  3. Step 3: Cross multiply
    224,290.80x = 336,619.80 × 222,541.20
  4. Step 4: Simplify right side
    224,290.80x = 74,911,774,235.76
  5. Step 5: Solve for x
    x = 74,911,774,235.76/224,290.80
  6. Step 6: Final answer
    x = 333,993.97

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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.