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Finding the Third Proportional to 451,367,610 and 623,687,526

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Solution

The third proportional to 451,367,610 and 623,687,526 is: 861,794,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,367,610 : 623,687,526 = 623,687,526 : x
  2. Step 2: Convert to fraction form
    451,367,610/623,687,526 = 623,687,526/x
  3. Step 3: Cross multiply
    451,367,610x = 623,687,526 × 623,687,526
  4. Step 4: Simplify right side
    451,367,610x = 388,986,130,088,000,704
  5. Step 5: Solve for x
    x = 388,986,130,088,000,704/451,367,610
  6. Step 6: Final answer
    x = 861,794,513.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.