Home / 647,037.27-970,555.91-197,759.43

Finding the Fourth Proportional to 647,037.27, 970,555.91 and 197,759.43

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Solution

The fourth proportional to 647,037.27, 970,555.91 and 197,759.43 is: 296,639.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,037.27 : 970,555.91 = 197,759.43 : x
  2. Step 2: Convert to fraction form
    647,037.27/970,555.91 = 197,759.43/x
  3. Step 3: Cross multiply
    647,037.27x = 970,555.91 × 197,759.43
  4. Step 4: Simplify right side
    647,037.27x = 191,936,582,555.93
  5. Step 5: Solve for x
    x = 191,936,582,555.93/647,037.27
  6. Step 6: Final answer
    x = 296,639.15

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Similar ratio
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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.