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Finding the Fourth Proportional to 470,353.99, 705,530.98 and 204,108.61

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Solution

The fourth proportional to 470,353.99, 705,530.98 and 204,108.61 is: 306,162.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,353.99 : 705,530.98 = 204,108.61 : x
  2. Step 2: Convert to fraction form
    470,353.99/705,530.98 = 204,108.61/x
  3. Step 3: Cross multiply
    470,353.99x = 705,530.98 × 204,108.61
  4. Step 4: Simplify right side
    470,353.99x = 144,004,948,027.97
  5. Step 5: Solve for x
    x = 144,004,948,027.97/470,353.99
  6. Step 6: Final answer
    x = 306,162.91

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Similar ratio
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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.