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Finding the Fourth Proportional to 277,619, 383,114.28 and 150,295.64

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Solution

The fourth proportional to 277,619, 383,114.28 and 150,295.64 is: 207,408.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,619 : 383,114.28 = 150,295.64 : x
  2. Step 2: Convert to fraction form
    277,619/383,114.28 = 150,295.64/x
  3. Step 3: Cross multiply
    277,619x = 383,114.28 × 150,295.64
  4. Step 4: Simplify right side
    277,619x = 57,580,405,905.74
  5. Step 5: Solve for x
    x = 57,580,405,905.74/277,619
  6. Step 6: Final answer
    x = 207,408.02

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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.