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Finding the Third Proportional to 6,913,716 and 9,959,478

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Solution

The third proportional to 6,913,716 and 9,959,478 is: 14,347,017.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913,716 : 9,959,478 = 9,959,478 : x
  2. Step 2: Convert to fraction form
    6,913,716/9,959,478 = 9,959,478/x
  3. Step 3: Cross multiply
    6,913,716x = 9,959,478 × 9,959,478
  4. Step 4: Simplify right side
    6,913,716x = 99,191,202,032,484
  5. Step 5: Solve for x
    x = 99,191,202,032,484/6,913,716
  6. Step 6: Final answer
    x = 14,347,017.15

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.