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Finding the Third Proportional to 119,835,250 and 258,182,422

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Solution

The third proportional to 119,835,250 and 258,182,422 is: 556,248,374.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,835,250 : 258,182,422 = 258,182,422 : x
  2. Step 2: Convert to fraction form
    119,835,250/258,182,422 = 258,182,422/x
  3. Step 3: Cross multiply
    119,835,250x = 258,182,422 × 258,182,422
  4. Step 4: Simplify right side
    119,835,250x = 66,658,163,029,786,080
  5. Step 5: Solve for x
    x = 66,658,163,029,786,080/119,835,250
  6. Step 6: Final answer
    x = 556,248,374.58

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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.