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Finding the Fourth Proportional to 202,595.58, 303,910.63 and 60,431.69

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Solution

The fourth proportional to 202,595.58, 303,910.63 and 60,431.69 is: 90,652.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,595.58 : 303,910.63 = 60,431.69 : x
  2. Step 2: Convert to fraction form
    202,595.58/303,910.63 = 60,431.69/x
  3. Step 3: Cross multiply
    202,595.58x = 303,910.63 × 60,431.69
  4. Step 4: Simplify right side
    202,595.58x = 18,365,833,588.56
  5. Step 5: Solve for x
    x = 18,365,833,588.56/202,595.58
  6. Step 6: Final answer
    x = 90,652.69

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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.