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Finding the Third Proportional to 8,564,620 and 12,610,356

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Solution

The third proportional to 8,564,620 and 12,610,356 is: 18,567,207.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,564,620 : 12,610,356 = 12,610,356 : x
  2. Step 2: Convert to fraction form
    8,564,620/12,610,356 = 12,610,356/x
  3. Step 3: Cross multiply
    8,564,620x = 12,610,356 × 12,610,356
  4. Step 4: Simplify right side
    8,564,620x = 159,021,078,446,736
  5. Step 5: Solve for x
    x = 159,021,078,446,736/8,564,620
  6. Step 6: Final answer
    x = 18,567,207.70

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.