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Finding the Third Proportional to 9,738,280 and 15,196,980

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Solution

The third proportional to 9,738,280 and 15,196,980 is: 23,715,502.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,738,280 : 15,196,980 = 15,196,980 : x
  2. Step 2: Convert to fraction form
    9,738,280/15,196,980 = 15,196,980/x
  3. Step 3: Cross multiply
    9,738,280x = 15,196,980 × 15,196,980
  4. Step 4: Simplify right side
    9,738,280x = 230,948,201,120,400
  5. Step 5: Solve for x
    x = 230,948,201,120,400/9,738,280
  6. Step 6: Final answer
    x = 23,715,502.24

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.