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Finding the Fourth Proportional to 261,523.88, 392,246.94 and 95,273

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Solution

The fourth proportional to 261,523.88, 392,246.94 and 95,273 is: 142,895.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    261,523.88 : 392,246.94 = 95,273 : x
  2. Step 2: Convert to fraction form
    261,523.88/392,246.94 = 95,273/x
  3. Step 3: Cross multiply
    261,523.88x = 392,246.94 × 95,273
  4. Step 4: Simplify right side
    261,523.88x = 37,370,542,714.62
  5. Step 5: Solve for x
    x = 37,370,542,714.62/261,523.88
  6. Step 6: Final answer
    x = 142,895.34

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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.