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Finding the Third Proportional to 987,006 and 1,487,800

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Solution

The third proportional to 987,006 and 1,487,800 is: 2,242,690.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,006 : 1,487,800 = 1,487,800 : x
  2. Step 2: Convert to fraction form
    987,006/1,487,800 = 1,487,800/x
  3. Step 3: Cross multiply
    987,006x = 1,487,800 × 1,487,800
  4. Step 4: Simplify right side
    987,006x = 2,213,548,840,000
  5. Step 5: Solve for x
    x = 2,213,548,840,000/987,006
  6. Step 6: Final answer
    x = 2,242,690.36

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.