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Finding the Fourth Proportional to 277,220.00, 415,881.23 and 87,728.04

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Solution

The fourth proportional to 277,220.00, 415,881.23 and 87,728.04 is: 131,608.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,220.00 : 415,881.23 = 87,728.04 : x
  2. Step 2: Convert to fraction form
    277,220.00/415,881.23 = 87,728.04/x
  3. Step 3: Cross multiply
    277,220.00x = 415,881.23 × 87,728.04
  4. Step 4: Simplify right side
    277,220.00x = 36,484,444,742.05
  5. Step 5: Solve for x
    x = 36,484,444,742.05/277,220.00
  6. Step 6: Final answer
    x = 131,608.27

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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.