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Finding the Fourth Proportional to 637,996.82, 956,995.22 and 188,682.70

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Solution

The fourth proportional to 637,996.82, 956,995.22 and 188,682.70 is: 283,024.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    637,996.82 : 956,995.22 = 188,682.70 : x
  2. Step 2: Convert to fraction form
    637,996.82/956,995.22 = 188,682.70/x
  3. Step 3: Cross multiply
    637,996.82x = 956,995.22 × 188,682.70
  4. Step 4: Simplify right side
    637,996.82x = 180,568,441,996.69
  5. Step 5: Solve for x
    x = 180,568,441,996.69/637,996.82
  6. Step 6: Final answer
    x = 283,024.05

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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.