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Finding the Fourth Proportional to 222,612.64, 333,746.40 and 110,215.36

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Solution

The fourth proportional to 222,612.64, 333,746.40 and 110,215.36 is: 165,237.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,612.64 : 333,746.40 = 110,215.36 : x
  2. Step 2: Convert to fraction form
    222,612.64/333,746.40 = 110,215.36/x
  3. Step 3: Cross multiply
    222,612.64x = 333,746.40 × 110,215.36
  4. Step 4: Simplify right side
    222,612.64x = 36,783,979,624.70
  5. Step 5: Solve for x
    x = 36,783,979,624.70/222,612.64
  6. Step 6: Final answer
    x = 165,237.61

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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.