Home / 766,198.53-1,057,353.96-444,095.46

Finding the Fourth Proportional to 766,198.53, 1,057,353.96 and 444,095.46

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Solution

The fourth proportional to 766,198.53, 1,057,353.96 and 444,095.46 is: 612,851.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,198.53 : 1,057,353.96 = 444,095.46 : x
  2. Step 2: Convert to fraction form
    766,198.53/1,057,353.96 = 444,095.46/x
  3. Step 3: Cross multiply
    766,198.53x = 1,057,353.96 × 444,095.46
  4. Step 4: Simplify right side
    766,198.53x = 469,566,093,249.02
  5. Step 5: Solve for x
    x = 469,566,093,249.02/766,198.53
  6. Step 6: Final answer
    x = 612,851.73

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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 (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.