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Finding the Third Proportional to 4,385,988 and 6,578,982

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Solution

The third proportional to 4,385,988 and 6,578,982 is: 9,868,473

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,385,988 : 6,578,982 = 6,578,982 : x
  2. Step 2: Convert to fraction form
    4,385,988/6,578,982 = 6,578,982/x
  3. Step 3: Cross multiply
    4,385,988x = 6,578,982 × 6,578,982
  4. Step 4: Simplify right side
    4,385,988x = 43,283,004,156,324
  5. Step 5: Solve for x
    x = 43,283,004,156,324/4,385,988
  6. Step 6: Final answer
    x = 9,868,473

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.