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Finding the Third Proportional to 174,284.50 and 260,732.75

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Solution

The third proportional to 174,284.50 and 260,732.75 is: 390,060.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,284.50 : 260,732.75 = 260,732.75 : x
  2. Step 2: Convert to fraction form
    174,284.50/260,732.75 = 260,732.75/x
  3. Step 3: Cross multiply
    174,284.50x = 260,732.75 × 260,732.75
  4. Step 4: Simplify right side
    174,284.50x = 67,981,566,922.56
  5. Step 5: Solve for x
    x = 67,981,566,922.56/174,284.50
  6. Step 6: Final answer
    x = 390,060.89

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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.