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Finding the Third Proportional to 79,426 and 170,369

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Solution

The third proportional to 79,426 and 170,369 is: 365,442.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,426 : 170,369 = 170,369 : x
  2. Step 2: Convert to fraction form
    79,426/170,369 = 170,369/x
  3. Step 3: Cross multiply
    79,426x = 170,369 × 170,369
  4. Step 4: Simplify right side
    79,426x = 29,025,596,161
  5. Step 5: Solve for x
    x = 29,025,596,161/79,426
  6. Step 6: Final answer
    x = 365,442.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.