Home / 886,035.38-1,222,728.89-483,627.38

Finding the Fourth Proportional to 886,035.38, 1,222,728.89 and 483,627.38

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Solution

The fourth proportional to 886,035.38, 1,222,728.89 and 483,627.38 is: 667,405.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,035.38 : 1,222,728.89 = 483,627.38 : x
  2. Step 2: Convert to fraction form
    886,035.38/1,222,728.89 = 483,627.38/x
  3. Step 3: Cross multiply
    886,035.38x = 1,222,728.89 × 483,627.38
  4. Step 4: Simplify right side
    886,035.38x = 591,345,160,989.23
  5. Step 5: Solve for x
    x = 591,345,160,989.23/886,035.38
  6. Step 6: Final answer
    x = 667,405.81

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Double scale
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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.