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Finding the Fourth Proportional to 277,683.93, 383,203.17 and 156,819.33

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Solution

The fourth proportional to 277,683.93, 383,203.17 and 156,819.33 is: 216,410.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,683.93 : 383,203.17 = 156,819.33 : x
  2. Step 2: Convert to fraction form
    277,683.93/383,203.17 = 156,819.33/x
  3. Step 3: Cross multiply
    277,683.93x = 383,203.17 × 156,819.33
  4. Step 4: Simplify right side
    277,683.93x = 60,093,664,373.28
  5. Step 5: Solve for x
    x = 60,093,664,373.28/277,683.93
  6. Step 6: Final answer
    x = 216,410.31

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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.