Home / 957,021.40-1,434,840.90-536,426.20

Finding the Fourth Proportional to 957,021.40, 1,434,840.90 and 536,426.20

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Solution

The fourth proportional to 957,021.40, 1,434,840.90 and 536,426.20 is: 804,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    957,021.40 : 1,434,840.90 = 536,426.20 : x
  2. Step 2: Convert to fraction form
    957,021.40/1,434,840.90 = 536,426.20/x
  3. Step 3: Cross multiply
    957,021.40x = 1,434,840.90 × 536,426.20
  4. Step 4: Simplify right side
    957,021.40x = 769,686,251,591.58
  5. Step 5: Solve for x
    x = 769,686,251,591.58/957,021.40
  6. Step 6: Final answer
    x = 804,251.87

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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.