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Finding the Fourth Proportional to 277,864.92, 383,453.97 and 150,540.51

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Solution

The fourth proportional to 277,864.92, 383,453.97 and 150,540.51 is: 207,746.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,864.92 : 383,453.97 = 150,540.51 : x
  2. Step 2: Convert to fraction form
    277,864.92/383,453.97 = 150,540.51/x
  3. Step 3: Cross multiply
    277,864.92x = 383,453.97 × 150,540.51
  4. Step 4: Simplify right side
    277,864.92x = 57,725,356,205.32
  5. Step 5: Solve for x
    x = 57,725,356,205.32/277,864.92
  6. Step 6: Final answer
    x = 207,746.11

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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.