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Finding the Fourth Proportional to 202,475.34, 303,763.14 and 60,319.98

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Solution

The fourth proportional to 202,475.34, 303,763.14 and 60,319.98 is: 90,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,475.34 : 303,763.14 = 60,319.98 : x
  2. Step 2: Convert to fraction form
    202,475.34/303,763.14 = 60,319.98/x
  3. Step 3: Cross multiply
    202,475.34x = 303,763.14 × 60,319.98
  4. Step 4: Simplify right side
    202,475.34x = 18,322,986,529.54
  5. Step 5: Solve for x
    x = 18,322,986,529.54/202,475.34
  6. Step 6: Final answer
    x = 90,494.90

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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.