Home / 326,027.25-449,918.82-190,155.02

Finding the Fourth Proportional to 326,027.25, 449,918.82 and 190,155.02

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Solution

The fourth proportional to 326,027.25, 449,918.82 and 190,155.02 is: 262,414.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,027.25 : 449,918.82 = 190,155.02 : x
  2. Step 2: Convert to fraction form
    326,027.25/449,918.82 = 190,155.02/x
  3. Step 3: Cross multiply
    326,027.25x = 449,918.82 × 190,155.02
  4. Step 4: Simplify right side
    326,027.25x = 85,554,319,965.88
  5. Step 5: Solve for x
    x = 85,554,319,965.88/326,027.25
  6. Step 6: Final answer
    x = 262,414.63

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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.