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Finding the Third Proportional to 8,518,215 and 18,473,664

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Solution

The third proportional to 8,518,215 and 18,473,664 is: 40,064,293.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,518,215 : 18,473,664 = 18,473,664 : x
  2. Step 2: Convert to fraction form
    8,518,215/18,473,664 = 18,473,664/x
  3. Step 3: Cross multiply
    8,518,215x = 18,473,664 × 18,473,664
  4. Step 4: Simplify right side
    8,518,215x = 341,276,261,584,896
  5. Step 5: Solve for x
    x = 341,276,261,584,896/8,518,215
  6. Step 6: Final answer
    x = 40,064,293.00

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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.