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Finding the Fourth Proportional to 202,457.07, 303,654.50 and 67,523.52

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Solution

The fourth proportional to 202,457.07, 303,654.50 and 67,523.52 is: 101,274.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,457.07 : 303,654.50 = 67,523.52 : x
  2. Step 2: Convert to fraction form
    202,457.07/303,654.50 = 67,523.52/x
  3. Step 3: Cross multiply
    202,457.07x = 303,654.50 × 67,523.52
  4. Step 4: Simplify right side
    202,457.07x = 20,503,820,366.22
  5. Step 5: Solve for x
    x = 20,503,820,366.22/202,457.07
  6. Step 6: Final answer
    x = 101,274.90

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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.