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Finding the Third Proportional to 527,923,395 and 718,941,555

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Solution

The third proportional to 527,923,395 and 718,941,555 is: 979,075,684.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    527,923,395 : 718,941,555 = 718,941,555 : x
  2. Step 2: Convert to fraction form
    527,923,395/718,941,555 = 718,941,555/x
  3. Step 3: Cross multiply
    527,923,395x = 718,941,555 × 718,941,555
  4. Step 4: Simplify right side
    527,923,395x = 516,876,959,505,818,048
  5. Step 5: Solve for x
    x = 516,876,959,505,818,048/527,923,395
  6. Step 6: Final answer
    x = 979,075,684.85

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Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.