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Finding the Fourth Proportional to 223,698.32, 335,476.40 and 73,910.69

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Solution

The fourth proportional to 223,698.32, 335,476.40 and 73,910.69 is: 110,842.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,698.32 : 335,476.40 = 73,910.69 : x
  2. Step 2: Convert to fraction form
    223,698.32/335,476.40 = 73,910.69/x
  3. Step 3: Cross multiply
    223,698.32x = 335,476.40 × 73,910.69
  4. Step 4: Simplify right side
    223,698.32x = 24,795,290,155.78
  5. Step 5: Solve for x
    x = 24,795,290,155.78/223,698.32
  6. Step 6: Final answer
    x = 110,842.54

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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.