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Finding the Third Proportional to 3,250,416 and 7,000,328

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Solution

The third proportional to 3,250,416 and 7,000,328 is: 15,076,406.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,250,416 : 7,000,328 = 7,000,328 : x
  2. Step 2: Convert to fraction form
    3,250,416/7,000,328 = 7,000,328/x
  3. Step 3: Cross multiply
    3,250,416x = 7,000,328 × 7,000,328
  4. Step 4: Simplify right side
    3,250,416x = 49,004,592,107,584
  5. Step 5: Solve for x
    x = 49,004,592,107,584/3,250,416
  6. Step 6: Final answer
    x = 15,076,406.25

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.