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Finding the Fourth Proportional to 323,706.73, 485,700.02 and 173,771.93

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Solution

The fourth proportional to 323,706.73, 485,700.02 and 173,771.93 is: 260,733.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,706.73 : 485,700.02 = 173,771.93 : x
  2. Step 2: Convert to fraction form
    323,706.73/485,700.02 = 173,771.93/x
  3. Step 3: Cross multiply
    323,706.73x = 485,700.02 × 173,771.93
  4. Step 4: Simplify right side
    323,706.73x = 84,401,029,876.44
  5. Step 5: Solve for x
    x = 84,401,029,876.44/323,706.73
  6. Step 6: Final answer
    x = 260,733.01

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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.