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Finding the Third Proportional to 8,578,872 and 13,248,846

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Solution

The third proportional to 8,578,872 and 13,248,846 is: 20,460,955.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,578,872 : 13,248,846 = 13,248,846 : x
  2. Step 2: Convert to fraction form
    8,578,872/13,248,846 = 13,248,846/x
  3. Step 3: Cross multiply
    8,578,872x = 13,248,846 × 13,248,846
  4. Step 4: Simplify right side
    8,578,872x = 175,531,920,331,716
  5. Step 5: Solve for x
    x = 175,531,920,331,716/8,578,872
  6. Step 6: Final answer
    x = 20,460,955.74

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.