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Finding the Third Proportional to 8,506,792 and 18,666,951

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Solution

The third proportional to 8,506,792 and 18,666,951 is: 40,961,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,506,792 : 18,666,951 = 18,666,951 : x
  2. Step 2: Convert to fraction form
    8,506,792/18,666,951 = 18,666,951/x
  3. Step 3: Cross multiply
    8,506,792x = 18,666,951 × 18,666,951
  4. Step 4: Simplify right side
    8,506,792x = 348,455,059,636,401
  5. Step 5: Solve for x
    x = 348,455,059,636,401/8,506,792
  6. Step 6: Final answer
    x = 40,961,981.87

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.