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Finding the Third Proportional to 12,000,940 and 25,878,378

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Solution

The third proportional to 12,000,940 and 25,878,378 is: 55,803,166.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000,940 : 25,878,378 = 25,878,378 : x
  2. Step 2: Convert to fraction form
    12,000,940/25,878,378 = 25,878,378/x
  3. Step 3: Cross multiply
    12,000,940x = 25,878,378 × 25,878,378
  4. Step 4: Simplify right side
    12,000,940x = 669,690,447,910,884
  5. Step 5: Solve for x
    x = 669,690,447,910,884/12,000,940
  6. Step 6: Final answer
    x = 55,803,166.08

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.