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Finding the Third Proportional to 8,528,553 and 18,474,282

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Solution

The third proportional to 8,528,553 and 18,474,282 is: 40,018,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528,553 : 18,474,282 = 18,474,282 : x
  2. Step 2: Convert to fraction form
    8,528,553/18,474,282 = 18,474,282/x
  3. Step 3: Cross multiply
    8,528,553x = 18,474,282 × 18,474,282
  4. Step 4: Simplify right side
    8,528,553x = 341,299,095,415,524
  5. Step 5: Solve for x
    x = 341,299,095,415,524/8,528,553
  6. Step 6: Final answer
    x = 40,018,405.87

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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.