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Finding the Third Proportional to 8,968,590 and 13,925,385

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Solution

The third proportional to 8,968,590 and 13,925,385 is: 21,621,720.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,968,590 : 13,925,385 = 13,925,385 : x
  2. Step 2: Convert to fraction form
    8,968,590/13,925,385 = 13,925,385/x
  3. Step 3: Cross multiply
    8,968,590x = 13,925,385 × 13,925,385
  4. Step 4: Simplify right side
    8,968,590x = 193,916,347,398,225
  5. Step 5: Solve for x
    x = 193,916,347,398,225/8,968,590
  6. Step 6: Final answer
    x = 21,621,720.63

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.