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Finding the Fourth Proportional to 297,508.72, 410,504.30 and 176,687.91

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Solution

The fourth proportional to 297,508.72, 410,504.30 and 176,687.91 is: 243,795.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,508.72 : 410,504.30 = 176,687.91 : x
  2. Step 2: Convert to fraction form
    297,508.72/410,504.30 = 176,687.91/x
  3. Step 3: Cross multiply
    297,508.72x = 410,504.30 × 176,687.91
  4. Step 4: Simplify right side
    297,508.72x = 72,531,143,877.05
  5. Step 5: Solve for x
    x = 72,531,143,877.05/297,508.72
  6. Step 6: Final answer
    x = 243,795.02

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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.