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Finding the Third Proportional to 246,026 and 521,428

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Solution

The third proportional to 246,026 and 521,428 is: 1,105,115.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,026 : 521,428 = 521,428 : x
  2. Step 2: Convert to fraction form
    246,026/521,428 = 521,428/x
  3. Step 3: Cross multiply
    246,026x = 521,428 × 521,428
  4. Step 4: Simplify right side
    246,026x = 271,887,159,184
  5. Step 5: Solve for x
    x = 271,887,159,184/246,026
  6. Step 6: Final answer
    x = 1,105,115.55

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Why These Related Problems?

These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.