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Finding the Fourth Proportional to 202,672.21, 304,051.79 and 60,528.69

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Solution

The fourth proportional to 202,672.21, 304,051.79 and 60,528.69 is: 90,806.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,672.21 : 304,051.79 = 60,528.69 : x
  2. Step 2: Convert to fraction form
    202,672.21/304,051.79 = 60,528.69/x
  3. Step 3: Cross multiply
    202,672.21x = 304,051.79 × 60,528.69
  4. Step 4: Simplify right side
    202,672.21x = 18,403,856,540.86
  5. Step 5: Solve for x
    x = 18,403,856,540.86/202,672.21
  6. Step 6: Final answer
    x = 90,806.02

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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.