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Finding the Third Proportional to 1,972,598 and 4,249,918

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Solution

The third proportional to 1,972,598 and 4,249,918 is: 9,156,352.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,598 : 4,249,918 = 4,249,918 : x
  2. Step 2: Convert to fraction form
    1,972,598/4,249,918 = 4,249,918/x
  3. Step 3: Cross multiply
    1,972,598x = 4,249,918 × 4,249,918
  4. Step 4: Simplify right side
    1,972,598x = 18,061,803,006,724
  5. Step 5: Solve for x
    x = 18,061,803,006,724/1,972,598
  6. Step 6: Final answer
    x = 9,156,352.69

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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.