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Finding the Fourth Proportional to 277,096.96, 415,630.50 and 108,647.56

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Solution

The fourth proportional to 277,096.96, 415,630.50 and 108,647.56 is: 162,965.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,096.96 : 415,630.50 = 108,647.56 : x
  2. Step 2: Convert to fraction form
    277,096.96/415,630.50 = 108,647.56/x
  3. Step 3: Cross multiply
    277,096.96x = 415,630.50 × 108,647.56
  4. Step 4: Simplify right side
    277,096.96x = 45,157,239,686.58
  5. Step 5: Solve for x
    x = 45,157,239,686.58/277,096.96
  6. Step 6: Final answer
    x = 162,965.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.