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Finding the Fourth Proportional to 277,773.62, 383,325.81 and 156,954.02

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Solution

The fourth proportional to 277,773.62, 383,325.81 and 156,954.02 is: 216,595.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,773.62 : 383,325.81 = 156,954.02 : x
  2. Step 2: Convert to fraction form
    277,773.62/383,325.81 = 156,954.02/x
  3. Step 3: Cross multiply
    277,773.62x = 383,325.81 × 156,954.02
  4. Step 4: Simplify right side
    277,773.62x = 60,164,526,849.26
  5. Step 5: Solve for x
    x = 60,164,526,849.26/277,773.62
  6. Step 6: Final answer
    x = 216,595.54

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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.