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Finding the Third Proportional to 709,863 and 1,539,498

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Solution

The third proportional to 709,863 and 1,539,498 is: 3,338,748.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    709,863 : 1,539,498 = 1,539,498 : x
  2. Step 2: Convert to fraction form
    709,863/1,539,498 = 1,539,498/x
  3. Step 3: Cross multiply
    709,863x = 1,539,498 × 1,539,498
  4. Step 4: Simplify right side
    709,863x = 2,370,054,092,004
  5. Step 5: Solve for x
    x = 2,370,054,092,004/709,863
  6. Step 6: Final answer
    x = 3,338,748.59

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.