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Finding the Third Proportional to 18,661,598 and 40,910,423

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Solution

The third proportional to 18,661,598 and 40,910,423 is: 89,684,854.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,661,598 : 40,910,423 = 40,910,423 : x
  2. Step 2: Convert to fraction form
    18,661,598/40,910,423 = 40,910,423/x
  3. Step 3: Cross multiply
    18,661,598x = 40,910,423 × 40,910,423
  4. Step 4: Simplify right side
    18,661,598x = 1,673,662,710,038,929
  5. Step 5: Solve for x
    x = 1,673,662,710,038,929/18,661,598
  6. Step 6: Final answer
    x = 89,684,854.96

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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.