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Finding the Third Proportional to 4,986,658 and 10,919,168

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Solution

The third proportional to 4,986,658 and 10,919,168 is: 23,909,445.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,986,658 : 10,919,168 = 10,919,168 : x
  2. Step 2: Convert to fraction form
    4,986,658/10,919,168 = 10,919,168/x
  3. Step 3: Cross multiply
    4,986,658x = 10,919,168 × 10,919,168
  4. Step 4: Simplify right side
    4,986,658x = 119,228,229,812,224
  5. Step 5: Solve for x
    x = 119,228,229,812,224/4,986,658
  6. Step 6: Final answer
    x = 23,909,445.93

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.