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Finding the Third Proportional to 5,211,042 and 11,319,142

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Solution

The third proportional to 5,211,042 and 11,319,142 is: 24,586,824.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,211,042 : 11,319,142 = 11,319,142 : x
  2. Step 2: Convert to fraction form
    5,211,042/11,319,142 = 11,319,142/x
  3. Step 3: Cross multiply
    5,211,042x = 11,319,142 × 11,319,142
  4. Step 4: Simplify right side
    5,211,042x = 128,122,975,616,164
  5. Step 5: Solve for x
    x = 128,122,975,616,164/5,211,042
  6. Step 6: Final answer
    x = 24,586,824.60

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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.