Home / 784,774.57-1,177,130.85-223,809.07

Finding the Fourth Proportional to 784,774.57, 1,177,130.85 and 223,809.07

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Solution

The fourth proportional to 784,774.57, 1,177,130.85 and 223,809.07 is: 335,704.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    784,774.57 : 1,177,130.85 = 223,809.07 : x
  2. Step 2: Convert to fraction form
    784,774.57/1,177,130.85 = 223,809.07/x
  3. Step 3: Cross multiply
    784,774.57x = 1,177,130.85 × 223,809.07
  4. Step 4: Simplify right side
    784,774.57x = 263,452,560,806.81
  5. Step 5: Solve for x
    x = 263,452,560,806.81/784,774.57
  6. Step 6: Final answer
    x = 335,704.76

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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.