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Finding the Fourth Proportional to 183,117.60, 274,676.40 and 181,951.20

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Solution

The fourth proportional to 183,117.60, 274,676.40 and 181,951.20 is: 272,926.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,117.60 : 274,676.40 = 181,951.20 : x
  2. Step 2: Convert to fraction form
    183,117.60/274,676.40 = 181,951.20/x
  3. Step 3: Cross multiply
    183,117.60x = 274,676.40 × 181,951.20
  4. Step 4: Simplify right side
    183,117.60x = 49,977,700,591.68
  5. Step 5: Solve for x
    x = 49,977,700,591.68/183,117.60
  6. Step 6: Final answer
    x = 272,926.80

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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.