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Finding the Fourth Proportional to 192,508.00, 287,352 and 169,782.64

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Solution

The fourth proportional to 192,508.00, 287,352 and 169,782.64 is: 253,430.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,508.00 : 287,352 = 169,782.64 : x
  2. Step 2: Convert to fraction form
    192,508.00/287,352 = 169,782.64/x
  3. Step 3: Cross multiply
    192,508.00x = 287,352 × 169,782.64
  4. Step 4: Simplify right side
    192,508.00x = 48,787,380,450.90
  5. Step 5: Solve for x
    x = 48,787,380,450.90/192,508.00
  6. Step 6: Final answer
    x = 253,430.41

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.