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Finding the Fourth Proportional to 223,501.32, 335,251.97 and 65,729.77

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Solution

The fourth proportional to 223,501.32, 335,251.97 and 65,729.77 is: 98,594.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,501.32 : 335,251.97 = 65,729.77 : x
  2. Step 2: Convert to fraction form
    223,501.32/335,251.97 = 65,729.77/x
  3. Step 3: Cross multiply
    223,501.32x = 335,251.97 × 65,729.77
  4. Step 4: Simplify right side
    223,501.32x = 22,036,033,877.69
  5. Step 5: Solve for x
    x = 22,036,033,877.69/223,501.32
  6. Step 6: Final answer
    x = 98,594.65

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Similar ratio
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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.