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Finding the Fourth Proportional to 277,970.16, 383,600.19 and 150,645.75

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Solution

The fourth proportional to 277,970.16, 383,600.19 and 150,645.75 is: 207,891.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,970.16 : 383,600.19 = 150,645.75 : x
  2. Step 2: Convert to fraction form
    277,970.16/383,600.19 = 150,645.75/x
  3. Step 3: Cross multiply
    277,970.16x = 383,600.19 × 150,645.75
  4. Step 4: Simplify right side
    277,970.16x = 57,787,738,322.69
  5. Step 5: Solve for x
    x = 57,787,738,322.69/277,970.16
  6. Step 6: Final answer
    x = 207,891.88

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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.