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Finding the Third Proportional to 794,538,687 and 1,240,086,124.50

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Solution

The third proportional to 794,538,687 and 1,240,086,124.50 is: 1,935,479,821.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,538,687 : 1,240,086,124.50 = 1,240,086,124.50 : x
  2. Step 2: Convert to fraction form
    794,538,687/1,240,086,124.50 = 1,240,086,124.50/x
  3. Step 3: Cross multiply
    794,538,687x = 1,240,086,124.50 × 1,240,086,124.50
  4. Step 4: Simplify right side
    794,538,687x = 1,537,813,596,177,429,504
  5. Step 5: Solve for x
    x = 1,537,813,596,177,429,504/794,538,687
  6. Step 6: Final answer
    x = 1,935,479,821.61

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.