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Finding the Third Proportional to 873,752 and 1,318,656

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Solution

The third proportional to 873,752 and 1,318,656 is: 1,990,099.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,752 : 1,318,656 = 1,318,656 : x
  2. Step 2: Convert to fraction form
    873,752/1,318,656 = 1,318,656/x
  3. Step 3: Cross multiply
    873,752x = 1,318,656 × 1,318,656
  4. Step 4: Simplify right side
    873,752x = 1,738,853,646,336
  5. Step 5: Solve for x
    x = 1,738,853,646,336/873,752
  6. Step 6: Final answer
    x = 1,990,099.76

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.