Home / 694,711.40-1,041,807.90-273,900.20

Finding the Fourth Proportional to 694,711.40, 1,041,807.90 and 273,900.20

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Solution

The fourth proportional to 694,711.40, 1,041,807.90 and 273,900.20 is: 410,748.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,711.40 : 1,041,807.90 = 273,900.20 : x
  2. Step 2: Convert to fraction form
    694,711.40/1,041,807.90 = 273,900.20/x
  3. Step 3: Cross multiply
    694,711.40x = 1,041,807.90 × 273,900.20
  4. Step 4: Simplify right side
    694,711.40x = 285,351,392,171.58
  5. Step 5: Solve for x
    x = 285,351,392,171.58/694,711.40
  6. Step 6: Final answer
    x = 410,748.11

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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.