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Finding the Fourth Proportional to 202,493.30, 303,735.85 and 52,730.28

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Solution

The fourth proportional to 202,493.30, 303,735.85 and 52,730.28 is: 79,094.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,493.30 : 303,735.85 = 52,730.28 : x
  2. Step 2: Convert to fraction form
    202,493.30/303,735.85 = 52,730.28/x
  3. Step 3: Cross multiply
    202,493.30x = 303,735.85 × 52,730.28
  4. Step 4: Simplify right side
    202,493.30x = 16,016,076,416.54
  5. Step 5: Solve for x
    x = 16,016,076,416.54/202,493.30
  6. Step 6: Final answer
    x = 79,094.35

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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.