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Finding the Fourth Proportional to 656,297.54, 984,025.92 and 277,115.48

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Solution

The fourth proportional to 656,297.54, 984,025.92 and 277,115.48 is: 415,495.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    656,297.54 : 984,025.92 = 277,115.48 : x
  2. Step 2: Convert to fraction form
    656,297.54/984,025.92 = 277,115.48/x
  3. Step 3: Cross multiply
    656,297.54x = 984,025.92 × 277,115.48
  4. Step 4: Simplify right side
    656,297.54x = 272,688,815,153.24
  5. Step 5: Solve for x
    x = 272,688,815,153.24/656,297.54
  6. Step 6: Final answer
    x = 415,495.71

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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.