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Finding the Fourth Proportional to 277,603.20, 383,087.88 and 150,277.68

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Solution

The fourth proportional to 277,603.20, 383,087.88 and 150,277.68 is: 207,380.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,603.20 : 383,087.88 = 150,277.68 : x
  2. Step 2: Convert to fraction form
    277,603.20/383,087.88 = 150,277.68/x
  3. Step 3: Cross multiply
    277,603.20x = 383,087.88 × 150,277.68
  4. Step 4: Simplify right side
    277,603.20x = 57,569,557,842.52
  5. Step 5: Solve for x
    x = 57,569,557,842.52/277,603.20
  6. Step 6: Final answer
    x = 207,380.74

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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.