Home / 263,589.51-363,780.38-190,062.43

Finding the Fourth Proportional to 263,589.51, 363,780.38 and 190,062.43

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Solution

The fourth proportional to 263,589.51, 363,780.38 and 190,062.43 is: 262,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,589.51 : 363,780.38 = 190,062.43 : x
  2. Step 2: Convert to fraction form
    263,589.51/363,780.38 = 190,062.43/x
  3. Step 3: Cross multiply
    263,589.51x = 363,780.38 × 190,062.43
  4. Step 4: Simplify right side
    263,589.51x = 69,140,982,574.83
  5. Step 5: Solve for x
    x = 69,140,982,574.83/263,589.51
  6. Step 6: Final answer
    x = 262,305.51

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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.