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Finding the Third Proportional to 182,588 and 272,658

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Solution

The third proportional to 182,588 and 272,658 is: 407,159.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,588 : 272,658 = 272,658 : x
  2. Step 2: Convert to fraction form
    182,588/272,658 = 272,658/x
  3. Step 3: Cross multiply
    182,588x = 272,658 × 272,658
  4. Step 4: Simplify right side
    182,588x = 74,342,384,964
  5. Step 5: Solve for x
    x = 74,342,384,964/182,588
  6. Step 6: Final answer
    x = 407,159.21

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.