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Finding the Fourth Proportional to 335,217.20, 502,850.10 and 201,810.20

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Solution

The fourth proportional to 335,217.20, 502,850.10 and 201,810.20 is: 302,729.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,217.20 : 502,850.10 = 201,810.20 : x
  2. Step 2: Convert to fraction form
    335,217.20/502,850.10 = 201,810.20/x
  3. Step 3: Cross multiply
    335,217.20x = 502,850.10 × 201,810.20
  4. Step 4: Simplify right side
    335,217.20x = 101,480,279,251.02
  5. Step 5: Solve for x
    x = 101,480,279,251.02/335,217.20
  6. Step 6: Final answer
    x = 302,729.93

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.