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Finding the Third Proportional to 250,421 and 590,549

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Solution

The third proportional to 250,421 and 590,549 is: 1,392,647.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,421 : 590,549 = 590,549 : x
  2. Step 2: Convert to fraction form
    250,421/590,549 = 590,549/x
  3. Step 3: Cross multiply
    250,421x = 590,549 × 590,549
  4. Step 4: Simplify right side
    250,421x = 348,748,121,401
  5. Step 5: Solve for x
    x = 348,748,121,401/250,421
  6. Step 6: Final answer
    x = 1,392,647.27

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.