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Finding the Fourth Proportional to 277,772.37, 383,324.07 and 156,952.77

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Solution

The fourth proportional to 277,772.37, 383,324.07 and 156,952.77 is: 216,593.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,772.37 : 383,324.07 = 156,952.77 : x
  2. Step 2: Convert to fraction form
    277,772.37/383,324.07 = 156,952.77/x
  3. Step 3: Cross multiply
    277,772.37x = 383,324.07 × 156,952.77
  4. Step 4: Simplify right side
    277,772.37x = 60,163,774,594.17
  5. Step 5: Solve for x
    x = 60,163,774,594.17/277,772.37
  6. Step 6: Final answer
    x = 216,593.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.