Home / 950,078.01-1,311,082.56-542,172.54

Finding the Fourth Proportional to 950,078.01, 1,311,082.56 and 542,172.54

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Solution

The fourth proportional to 950,078.01, 1,311,082.56 and 542,172.54 is: 748,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    950,078.01 : 1,311,082.56 = 542,172.54 : x
  2. Step 2: Convert to fraction form
    950,078.01/1,311,082.56 = 542,172.54/x
  3. Step 3: Cross multiply
    950,078.01x = 1,311,082.56 × 542,172.54
  4. Step 4: Simplify right side
    950,078.01x = 710,832,961,704.90
  5. Step 5: Solve for x
    x = 710,832,961,704.90/950,078.01
  6. Step 6: Final answer
    x = 748,183.79

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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.