Home / 694,292.80-1,041,439.20-605,719.30

Finding the Fourth Proportional to 694,292.80, 1,041,439.20 and 605,719.30

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Solution

The fourth proportional to 694,292.80, 1,041,439.20 and 605,719.30 is: 908,578.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,292.80 : 1,041,439.20 = 605,719.30 : x
  2. Step 2: Convert to fraction form
    694,292.80/1,041,439.20 = 605,719.30/x
  3. Step 3: Cross multiply
    694,292.80x = 1,041,439.20 × 605,719.30
  4. Step 4: Simplify right side
    694,292.80x = 630,819,823,216.56
  5. Step 5: Solve for x
    x = 630,819,823,216.56/694,292.80
  6. Step 6: Final answer
    x = 908,578.95

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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.