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Finding the Fourth Proportional to 277,761.89, 383,311.41 and 150,437.49

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Solution

The fourth proportional to 277,761.89, 383,311.41 and 150,437.49 is: 207,603.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,761.89 : 383,311.41 = 150,437.49 : x
  2. Step 2: Convert to fraction form
    277,761.89/383,311.41 = 150,437.49/x
  3. Step 3: Cross multiply
    277,761.89x = 383,311.41 × 150,437.49
  4. Step 4: Simplify right side
    277,761.89x = 57,664,406,408.76
  5. Step 5: Solve for x
    x = 57,664,406,408.76/277,761.89
  6. Step 6: Final answer
    x = 207,603.74

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1.5x scale

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.