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Finding the Fourth Proportional to 365,583.60, 548,375.40 and 277,010.10

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Solution

The fourth proportional to 365,583.60, 548,375.40 and 277,010.10 is: 415,515.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,583.60 : 548,375.40 = 277,010.10 : x
  2. Step 2: Convert to fraction form
    365,583.60/548,375.40 = 277,010.10/x
  3. Step 3: Cross multiply
    365,583.60x = 548,375.40 × 277,010.10
  4. Step 4: Simplify right side
    365,583.60x = 151,905,524,391.54
  5. Step 5: Solve for x
    x = 151,905,524,391.54/365,583.60
  6. Step 6: Final answer
    x = 415,515.15

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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.