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Finding the Third Proportional to 3,312,220 and 4,687,746

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Solution

The third proportional to 3,312,220 and 4,687,746 is: 6,634,511.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,220 : 4,687,746 = 4,687,746 : x
  2. Step 2: Convert to fraction form
    3,312,220/4,687,746 = 4,687,746/x
  3. Step 3: Cross multiply
    3,312,220x = 4,687,746 × 4,687,746
  4. Step 4: Simplify right side
    3,312,220x = 21,974,962,560,516
  5. Step 5: Solve for x
    x = 21,974,962,560,516/3,312,220
  6. Step 6: Final answer
    x = 6,634,511.77

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.