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Finding the Fourth Proportional to 605,536.70, 908,305.05 and 184,811.90

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Solution

The fourth proportional to 605,536.70, 908,305.05 and 184,811.90 is: 277,217.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,536.70 : 908,305.05 = 184,811.90 : x
  2. Step 2: Convert to fraction form
    605,536.70/908,305.05 = 184,811.90/x
  3. Step 3: Cross multiply
    605,536.70x = 908,305.05 × 184,811.90
  4. Step 4: Simplify right side
    605,536.70x = 167,865,582,070.10
  5. Step 5: Solve for x
    x = 167,865,582,070.10/605,536.70
  6. Step 6: Final answer
    x = 277,217.85

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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.