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Finding the Fourth Proportional to 480,195.27, 720,292.91 and 164,654.91

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Solution

The fourth proportional to 480,195.27, 720,292.91 and 164,654.91 is: 246,982.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    480,195.27 : 720,292.91 = 164,654.91 : x
  2. Step 2: Convert to fraction form
    480,195.27/720,292.91 = 164,654.91/x
  3. Step 3: Cross multiply
    480,195.27x = 720,292.91 × 164,654.91
  4. Step 4: Simplify right side
    480,195.27x = 118,599,763,446.41
  5. Step 5: Solve for x
    x = 118,599,763,446.41/480,195.27
  6. Step 6: Final answer
    x = 246,982.37

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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.