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Finding the Fourth Proportional to 672,300.92, 927,775.46 and 366,377.38

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Solution

The fourth proportional to 672,300.92, 927,775.46 and 366,377.38 is: 505,600.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    672,300.92 : 927,775.46 = 366,377.38 : x
  2. Step 2: Convert to fraction form
    672,300.92/927,775.46 = 366,377.38/x
  3. Step 3: Cross multiply
    672,300.92x = 927,775.46 × 366,377.38
  4. Step 4: Simplify right side
    672,300.92x = 339,915,940,859.60
  5. Step 5: Solve for x
    x = 339,915,940,859.60/672,300.92
  6. Step 6: Final answer
    x = 505,600.88

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.