Home / 829,067.06-1,243,600.23-230,028.12

Finding the Fourth Proportional to 829,067.06, 1,243,600.23 and 230,028.12

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Solution

The fourth proportional to 829,067.06, 1,243,600.23 and 230,028.12 is: 345,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    829,067.06 : 1,243,600.23 = 230,028.12 : x
  2. Step 2: Convert to fraction form
    829,067.06/1,243,600.23 = 230,028.12/x
  3. Step 3: Cross multiply
    829,067.06x = 1,243,600.23 × 230,028.12
  4. Step 4: Simplify right side
    829,067.06x = 286,063,022,938.47
  5. Step 5: Solve for x
    x = 286,063,022,938.47/829,067.06
  6. Step 6: Final answer
    x = 345,042.08

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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.