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Finding the Third Proportional to 7,558,272 and 11,477,376

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Solution

The third proportional to 7,558,272 and 11,477,376 is: 17,428,608

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,558,272 : 11,477,376 = 11,477,376 : x
  2. Step 2: Convert to fraction form
    7,558,272/11,477,376 = 11,477,376/x
  3. Step 3: Cross multiply
    7,558,272x = 11,477,376 × 11,477,376
  4. Step 4: Simplify right side
    7,558,272x = 131,730,159,845,376
  5. Step 5: Solve for x
    x = 131,730,159,845,376/7,558,272
  6. Step 6: Final answer
    x = 17,428,608

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.