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Finding the Third Proportional to 556,611 and 1,191,927

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Solution

The third proportional to 556,611 and 1,191,927 is: 2,552,392.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    556,611 : 1,191,927 = 1,191,927 : x
  2. Step 2: Convert to fraction form
    556,611/1,191,927 = 1,191,927/x
  3. Step 3: Cross multiply
    556,611x = 1,191,927 × 1,191,927
  4. Step 4: Simplify right side
    556,611x = 1,420,689,973,329
  5. Step 5: Solve for x
    x = 1,420,689,973,329/556,611
  6. Step 6: Final answer
    x = 2,552,392.92

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.