Home / 526,276.87-726,261.05-296,833.43

Finding the Fourth Proportional to 526,276.87, 726,261.05 and 296,833.43

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Solution

The fourth proportional to 526,276.87, 726,261.05 and 296,833.43 is: 409,629.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    526,276.87 : 726,261.05 = 296,833.43 : x
  2. Step 2: Convert to fraction form
    526,276.87/726,261.05 = 296,833.43/x
  3. Step 3: Cross multiply
    526,276.87x = 726,261.05 × 296,833.43
  4. Step 4: Simplify right side
    526,276.87x = 215,578,561,104.64
  5. Step 5: Solve for x
    x = 215,578,561,104.64/526,276.87
  6. Step 6: Final answer
    x = 409,629.56

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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.