Home / 769,544.44-1,154,364.24-257,255.67

Finding the Fourth Proportional to 769,544.44, 1,154,364.24 and 257,255.67

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Solution

The fourth proportional to 769,544.44, 1,154,364.24 and 257,255.67 is: 385,899.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    769,544.44 : 1,154,364.24 = 257,255.67 : x
  2. Step 2: Convert to fraction form
    769,544.44/1,154,364.24 = 257,255.67/x
  3. Step 3: Cross multiply
    769,544.44x = 1,154,364.24 × 257,255.67
  4. Step 4: Simplify right side
    769,544.44x = 296,966,744,698.96
  5. Step 5: Solve for x
    x = 296,966,744,698.96/769,544.44
  6. Step 6: Final answer
    x = 385,899.41

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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.