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Finding the Fourth Proportional to 202,493.61, 303,736.30 and 52,730.58

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Solution

The fourth proportional to 202,493.61, 303,736.30 and 52,730.58 is: 79,094.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,493.61 : 303,736.30 = 52,730.58 : x
  2. Step 2: Convert to fraction form
    202,493.61/303,736.30 = 52,730.58/x
  3. Step 3: Cross multiply
    202,493.61x = 303,736.30 × 52,730.58
  4. Step 4: Simplify right side
    202,493.61x = 16,016,191,134.23
  5. Step 5: Solve for x
    x = 16,016,191,134.23/202,493.61
  6. Step 6: Final answer
    x = 79,094.80

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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.