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Finding the Fourth Proportional to 277,776.72, 383,331.78 and 150,452.28

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Solution

The fourth proportional to 277,776.72, 383,331.78 and 150,452.28 is: 207,624.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,776.72 : 383,331.78 = 150,452.28 : x
  2. Step 2: Convert to fraction form
    277,776.72/383,331.78 = 150,452.28/x
  3. Step 3: Cross multiply
    277,776.72x = 383,331.78 × 150,452.28
  4. Step 4: Simplify right side
    277,776.72x = 57,673,140,297.46
  5. Step 5: Solve for x
    x = 57,673,140,297.46/277,776.72
  6. Step 6: Final answer
    x = 207,624.10

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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.