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Finding the Fourth Proportional to 202,371.40, 303,557.10 and 202,371.40

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Solution

The fourth proportional to 202,371.40, 303,557.10 and 202,371.40 is: 303,557.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,371.40 : 303,557.10 = 202,371.40 : x
  2. Step 2: Convert to fraction form
    202,371.40/303,557.10 = 202,371.40/x
  3. Step 3: Cross multiply
    202,371.40x = 303,557.10 × 202,371.40
  4. Step 4: Simplify right side
    202,371.40x = 61,431,275,306.94
  5. Step 5: Solve for x
    x = 61,431,275,306.94/202,371.40
  6. Step 6: Final answer
    x = 303,557.10

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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.