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Finding the Third Proportional to 993,893 and 2,145,154

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Solution

The third proportional to 993,893 and 2,145,154 is: 4,629,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,893 : 2,145,154 = 2,145,154 : x
  2. Step 2: Convert to fraction form
    993,893/2,145,154 = 2,145,154/x
  3. Step 3: Cross multiply
    993,893x = 2,145,154 × 2,145,154
  4. Step 4: Simplify right side
    993,893x = 4,601,685,683,716
  5. Step 5: Solve for x
    x = 4,601,685,683,716/993,893
  6. Step 6: Final answer
    x = 4,629,960.85

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.