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Finding the Third Proportional to 706,539 and 1,547,439

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Solution

The third proportional to 706,539 and 1,547,439 is: 3,389,151.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    706,539 : 1,547,439 = 1,547,439 : x
  2. Step 2: Convert to fraction form
    706,539/1,547,439 = 1,547,439/x
  3. Step 3: Cross multiply
    706,539x = 1,547,439 × 1,547,439
  4. Step 4: Simplify right side
    706,539x = 2,394,567,458,721
  5. Step 5: Solve for x
    x = 2,394,567,458,721/706,539
  6. Step 6: Final answer
    x = 3,389,151.14

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.