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Finding the Third Proportional to 8,507,311 and 13,076,346

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Solution

The third proportional to 8,507,311 and 13,076,346 is: 20,099,279.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,507,311 : 13,076,346 = 13,076,346 : x
  2. Step 2: Convert to fraction form
    8,507,311/13,076,346 = 13,076,346/x
  3. Step 3: Cross multiply
    8,507,311x = 13,076,346 × 13,076,346
  4. Step 4: Simplify right side
    8,507,311x = 170,990,824,711,716
  5. Step 5: Solve for x
    x = 170,990,824,711,716/8,507,311
  6. Step 6: Final answer
    x = 20,099,279.87

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.