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Finding the Third Proportional to 28,301 and 61,516.50

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Solution

The third proportional to 28,301 and 61,516.50 is: 133,715.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,301 : 61,516.50 = 61,516.50 : x
  2. Step 2: Convert to fraction form
    28,301/61,516.50 = 61,516.50/x
  3. Step 3: Cross multiply
    28,301x = 61,516.50 × 61,516.50
  4. Step 4: Simplify right side
    28,301x = 3,784,279,772.25
  5. Step 5: Solve for x
    x = 3,784,279,772.25/28,301
  6. Step 6: Final answer
    x = 133,715.41

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.