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Finding the Fourth Proportional to 202,960.60, 304,440.90 and 62,762.20

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Solution

The fourth proportional to 202,960.60, 304,440.90 and 62,762.20 is: 94,143.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,960.60 : 304,440.90 = 62,762.20 : x
  2. Step 2: Convert to fraction form
    202,960.60/304,440.90 = 62,762.20/x
  3. Step 3: Cross multiply
    202,960.60x = 304,440.90 × 62,762.20
  4. Step 4: Simplify right side
    202,960.60x = 19,107,380,653.98
  5. Step 5: Solve for x
    x = 19,107,380,653.98/202,960.60
  6. Step 6: Final answer
    x = 94,143.30

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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.