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Finding the Third Proportional to 7,970.25 and 16,516.25

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Solution

The third proportional to 7,970.25 and 16,516.25 is: 34,225.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,970.25 : 16,516.25 = 16,516.25 : x
  2. Step 2: Convert to fraction form
    7,970.25/16,516.25 = 16,516.25/x
  3. Step 3: Cross multiply
    7,970.25x = 16,516.25 × 16,516.25
  4. Step 4: Simplify right side
    7,970.25x = 272,786,514.06
  5. Step 5: Solve for x
    x = 272,786,514.06/7,970.25
  6. Step 6: Final answer
    x = 34,225.59

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Why These Related Problems?

These problems maintain the same ratio (2.07) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.