Home / 784,216.60-1,177,491.30-606,923.80

Finding the Fourth Proportional to 784,216.60, 1,177,491.30 and 606,923.80

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Solution

The fourth proportional to 784,216.60, 1,177,491.30 and 606,923.80 is: 911,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,216.60 : 1,177,491.30 = 606,923.80 : x
  2. Step 2: Convert to fraction form
    784,216.60/1,177,491.30 = 606,923.80/x
  3. Step 3: Cross multiply
    784,216.60x = 1,177,491.30 × 606,923.80
  4. Step 4: Simplify right side
    784,216.60x = 714,647,494,262.94
  5. Step 5: Solve for x
    x = 714,647,494,262.94/784,216.60
  6. Step 6: Final answer
    x = 911,288.40

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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.