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Finding the Fourth Proportional to 663,500.57, 995,253.41 and 201,883.05

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Solution

The fourth proportional to 663,500.57, 995,253.41 and 201,883.05 is: 302,825.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,500.57 : 995,253.41 = 201,883.05 : x
  2. Step 2: Convert to fraction form
    663,500.57/995,253.41 = 201,883.05/x
  3. Step 3: Cross multiply
    663,500.57x = 995,253.41 × 201,883.05
  4. Step 4: Simplify right side
    663,500.57x = 200,924,796,111.93
  5. Step 5: Solve for x
    x = 200,924,796,111.93/663,500.57
  6. Step 6: Final answer
    x = 302,825.36

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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.