Home / 275,660.27-380,452.32-168,292.55

Finding the Fourth Proportional to 275,660.27, 380,452.32 and 168,292.55

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Solution

The fourth proportional to 275,660.27, 380,452.32 and 168,292.55 is: 232,268.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,660.27 : 380,452.32 = 168,292.55 : x
  2. Step 2: Convert to fraction form
    275,660.27/380,452.32 = 168,292.55/x
  3. Step 3: Cross multiply
    275,660.27x = 380,452.32 × 168,292.55
  4. Step 4: Simplify right side
    275,660.27x = 64,027,288,342.49
  5. Step 5: Solve for x
    x = 64,027,288,342.49/275,660.27
  6. Step 6: Final answer
    x = 232,268.83

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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.