Home / 1,111,496.22-1,667,385.63-353,067.12

Finding the Fourth Proportional to 1,111,496.22, 1,667,385.63 and 353,067.12

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Solution

The fourth proportional to 1,111,496.22, 1,667,385.63 and 353,067.12 is: 529,645.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,496.22 : 1,667,385.63 = 353,067.12 : x
  2. Step 2: Convert to fraction form
    1,111,496.22/1,667,385.63 = 353,067.12/x
  3. Step 3: Cross multiply
    1,111,496.22x = 1,667,385.63 × 353,067.12
  4. Step 4: Simplify right side
    1,111,496.22x = 588,699,042,313.49
  5. Step 5: Solve for x
    x = 588,699,042,313.49/1,111,496.22
  6. Step 6: Final answer
    x = 529,645.56

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Double scale
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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.