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Finding the Fourth Proportional to 223,771.40, 335,608.36 and 73,976.28

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Solution

The fourth proportional to 223,771.40, 335,608.36 and 73,976.28 is: 110,948.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,771.40 : 335,608.36 = 73,976.28 : x
  2. Step 2: Convert to fraction form
    223,771.40/335,608.36 = 73,976.28/x
  3. Step 3: Cross multiply
    223,771.40x = 335,608.36 × 73,976.28
  4. Step 4: Simplify right side
    223,771.40x = 24,827,058,009.70
  5. Step 5: Solve for x
    x = 24,827,058,009.70/223,771.40
  6. Step 6: Final answer
    x = 110,948.31

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1.5x scale

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.