Home / 734,165.10-1,100,919.60-284,736.60

Finding the Fourth Proportional to 734,165.10, 1,100,919.60 and 284,736.60

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Solution

The fourth proportional to 734,165.10, 1,100,919.60 and 284,736.60 is: 426,977.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,165.10 : 1,100,919.60 = 284,736.60 : x
  2. Step 2: Convert to fraction form
    734,165.10/1,100,919.60 = 284,736.60/x
  3. Step 3: Cross multiply
    734,165.10x = 1,100,919.60 × 284,736.60
  4. Step 4: Simplify right side
    734,165.10x = 313,472,103,777.36
  5. Step 5: Solve for x
    x = 313,472,103,777.36/734,165.10
  6. Step 6: Final answer
    x = 426,977.67

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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.