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Finding the Third Proportional to 1,999,518 and 4,294,524

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Solution

The third proportional to 1,999,518 and 4,294,524 is: 9,223,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,999,518 : 4,294,524 = 4,294,524 : x
  2. Step 2: Convert to fraction form
    1,999,518/4,294,524 = 4,294,524/x
  3. Step 3: Cross multiply
    1,999,518x = 4,294,524 × 4,294,524
  4. Step 4: Simplify right side
    1,999,518x = 18,442,936,386,576
  5. Step 5: Solve for x
    x = 18,442,936,386,576/1,999,518
  6. Step 6: Final answer
    x = 9,223,691.10

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.