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Finding the Third Proportional to 7,127,212 and 15,601,328

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Solution

The third proportional to 7,127,212 and 15,601,328 is: 34,151,002.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,212 : 15,601,328 = 15,601,328 : x
  2. Step 2: Convert to fraction form
    7,127,212/15,601,328 = 15,601,328/x
  3. Step 3: Cross multiply
    7,127,212x = 15,601,328 × 15,601,328
  4. Step 4: Simplify right side
    7,127,212x = 243,401,435,363,584
  5. Step 5: Solve for x
    x = 243,401,435,363,584/7,127,212
  6. Step 6: Final answer
    x = 34,151,002.57

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.