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Finding the Third Proportional to 629,704,444 and 987,730,962

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Solution

The third proportional to 629,704,444 and 987,730,962 is: 1,549,318,037.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,704,444 : 987,730,962 = 987,730,962 : x
  2. Step 2: Convert to fraction form
    629,704,444/987,730,962 = 987,730,962/x
  3. Step 3: Cross multiply
    629,704,444x = 987,730,962 × 987,730,962
  4. Step 4: Simplify right side
    629,704,444x = 975,612,453,293,445,504
  5. Step 5: Solve for x
    x = 975,612,453,293,445,504/629,704,444
  6. Step 6: Final answer
    x = 1,549,318,037.36

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.