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Finding the Third Proportional to 2,445,381 and 5,374,813.50

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Solution

The third proportional to 2,445,381 and 5,374,813.50 is: 11,813,545.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,445,381 : 5,374,813.50 = 5,374,813.50 : x
  2. Step 2: Convert to fraction form
    2,445,381/5,374,813.50 = 5,374,813.50/x
  3. Step 3: Cross multiply
    2,445,381x = 5,374,813.50 × 5,374,813.50
  4. Step 4: Simplify right side
    2,445,381x = 28,888,620,159,782.25
  5. Step 5: Solve for x
    x = 28,888,620,159,782.25/2,445,381
  6. Step 6: Final answer
    x = 11,813,545.68

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.