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Finding the Fourth Proportional to 402,104.73, 603,273.83 and 162,094.76

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Solution

The fourth proportional to 402,104.73, 603,273.83 and 162,094.76 is: 243,189.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    402,104.73 : 603,273.83 = 162,094.76 : x
  2. Step 2: Convert to fraction form
    402,104.73/603,273.83 = 162,094.76/x
  3. Step 3: Cross multiply
    402,104.73x = 603,273.83 × 162,094.76
  4. Step 4: Simplify right side
    402,104.73x = 97,787,522,861.29
  5. Step 5: Solve for x
    x = 97,787,522,861.29/402,104.73
  6. Step 6: Final answer
    x = 243,189.19

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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.