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Finding the Fourth Proportional to 223,393.30, 335,087.25 and 65,616.10

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Solution

The fourth proportional to 223,393.30, 335,087.25 and 65,616.10 is: 98,423.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,393.30 : 335,087.25 = 65,616.10 : x
  2. Step 2: Convert to fraction form
    223,393.30/335,087.25 = 65,616.10/x
  3. Step 3: Cross multiply
    223,393.30x = 335,087.25 × 65,616.10
  4. Step 4: Simplify right side
    223,393.30x = 21,987,118,504.73
  5. Step 5: Solve for x
    x = 21,987,118,504.73/223,393.30
  6. Step 6: Final answer
    x = 98,423.36

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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.