Home / 984,524.40-1,476,349.20-385,286.40

Finding the Fourth Proportional to 984,524.40, 1,476,349.20 and 385,286.40

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Solution

The fourth proportional to 984,524.40, 1,476,349.20 and 385,286.40 is: 577,758.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,524.40 : 1,476,349.20 = 385,286.40 : x
  2. Step 2: Convert to fraction form
    984,524.40/1,476,349.20 = 385,286.40/x
  3. Step 3: Cross multiply
    984,524.40x = 1,476,349.20 × 385,286.40
  4. Step 4: Simplify right side
    984,524.40x = 568,817,268,410.88
  5. Step 5: Solve for x
    x = 568,817,268,410.88/984,524.40
  6. Step 6: Final answer
    x = 577,758.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.