Home / 984,143.80-1,475,286.90-534,201.40

Finding the Fourth Proportional to 984,143.80, 1,475,286.90 and 534,201.40

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Solution

The fourth proportional to 984,143.80, 1,475,286.90 and 534,201.40 is: 800,797.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,143.80 : 1,475,286.90 = 534,201.40 : x
  2. Step 2: Convert to fraction form
    984,143.80/1,475,286.90 = 534,201.40/x
  3. Step 3: Cross multiply
    984,143.80x = 1,475,286.90 × 534,201.40
  4. Step 4: Simplify right side
    984,143.80x = 788,100,327,381.66
  5. Step 5: Solve for x
    x = 788,100,327,381.66/984,143.80
  6. Step 6: Final answer
    x = 800,797.94

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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.