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Finding the Fourth Proportional to 208,546.60, 313,403.10 and 182,885.80

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Solution

The fourth proportional to 208,546.60, 313,403.10 and 182,885.80 is: 274,840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,546.60 : 313,403.10 = 182,885.80 : x
  2. Step 2: Convert to fraction form
    208,546.60/313,403.10 = 182,885.80/x
  3. Step 3: Cross multiply
    208,546.60x = 313,403.10 × 182,885.80
  4. Step 4: Simplify right side
    208,546.60x = 57,316,976,665.98
  5. Step 5: Solve for x
    x = 57,316,976,665.98/208,546.60
  6. Step 6: Final answer
    x = 274,840.14

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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.