Home / 262,268.17-391,909.22-196,926.60

Finding the Fourth Proportional to 262,268.17, 391,909.22 and 196,926.60

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Solution

The fourth proportional to 262,268.17, 391,909.22 and 196,926.60 is: 294,268.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,268.17 : 391,909.22 = 196,926.60 : x
  2. Step 2: Convert to fraction form
    262,268.17/391,909.22 = 196,926.60/x
  3. Step 3: Cross multiply
    262,268.17x = 391,909.22 × 196,926.60
  4. Step 4: Simplify right side
    262,268.17x = 77,177,350,203.25
  5. Step 5: Solve for x
    x = 77,177,350,203.25/262,268.17
  6. Step 6: Final answer
    x = 294,268.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.