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Finding the Fourth Proportional to 202,441.70, 303,662.55 and 62,200.10

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Solution

The fourth proportional to 202,441.70, 303,662.55 and 62,200.10 is: 93,300.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,441.70 : 303,662.55 = 62,200.10 : x
  2. Step 2: Convert to fraction form
    202,441.70/303,662.55 = 62,200.10/x
  3. Step 3: Cross multiply
    202,441.70x = 303,662.55 × 62,200.10
  4. Step 4: Simplify right side
    202,441.70x = 18,887,840,976.26
  5. Step 5: Solve for x
    x = 18,887,840,976.26/202,441.70
  6. Step 6: Final answer
    x = 93,300.15

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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.