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Finding the Fourth Proportional to 662,086.99, 993,102.54 and 188,771.59

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Solution

The fourth proportional to 662,086.99, 993,102.54 and 188,771.59 is: 283,149.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,086.99 : 993,102.54 = 188,771.59 : x
  2. Step 2: Convert to fraction form
    662,086.99/993,102.54 = 188,771.59/x
  3. Step 3: Cross multiply
    662,086.99x = 993,102.54 × 188,771.59
  4. Step 4: Simplify right side
    662,086.99x = 187,469,547,104.16
  5. Step 5: Solve for x
    x = 187,469,547,104.16/662,086.99
  6. Step 6: Final answer
    x = 283,149.42

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Double scale
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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.