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Finding the Fourth Proportional to 366,908.70, 550,363.05 and 177,459.83

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Solution

The fourth proportional to 366,908.70, 550,363.05 and 177,459.83 is: 266,189.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,908.70 : 550,363.05 = 177,459.83 : x
  2. Step 2: Convert to fraction form
    366,908.70/550,363.05 = 177,459.83/x
  3. Step 3: Cross multiply
    366,908.70x = 550,363.05 × 177,459.83
  4. Step 4: Simplify right side
    366,908.70x = 97,667,330,539.47
  5. Step 5: Solve for x
    x = 97,667,330,539.47/366,908.70
  6. Step 6: Final answer
    x = 266,189.74

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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.