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Finding the Fourth Proportional to 262,045.08, 361,623.42 and 148,874.04

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Solution

The fourth proportional to 262,045.08, 361,623.42 and 148,874.04 is: 205,446.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,045.08 : 361,623.42 = 148,874.04 : x
  2. Step 2: Convert to fraction form
    262,045.08/361,623.42 = 148,874.04/x
  3. Step 3: Cross multiply
    262,045.08x = 361,623.42 × 148,874.04
  4. Step 4: Simplify right side
    262,045.08x = 53,836,339,494.02
  5. Step 5: Solve for x
    x = 53,836,339,494.02/262,045.08
  6. Step 6: Final answer
    x = 205,446.86

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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.