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Finding the Fourth Proportional to 223,584.90, 335,261.94 and 65,792.88

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Solution

The fourth proportional to 223,584.90, 335,261.94 and 65,792.88 is: 98,655.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,584.90 : 335,261.94 = 65,792.88 : x
  2. Step 2: Convert to fraction form
    223,584.90/335,261.94 = 65,792.88/x
  3. Step 3: Cross multiply
    223,584.90x = 335,261.94 × 65,792.88
  4. Step 4: Simplify right side
    223,584.90x = 22,057,848,586.99
  5. Step 5: Solve for x
    x = 22,057,848,586.99/223,584.90
  6. Step 6: Final answer
    x = 98,655.36

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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.