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Finding the Third Proportional to 170,988 and 373,434

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Solution

The third proportional to 170,988 and 373,434 is: 815,571.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,988 : 373,434 = 373,434 : x
  2. Step 2: Convert to fraction form
    170,988/373,434 = 373,434/x
  3. Step 3: Cross multiply
    170,988x = 373,434 × 373,434
  4. Step 4: Simplify right side
    170,988x = 139,452,952,356
  5. Step 5: Solve for x
    x = 139,452,952,356/170,988
  6. Step 6: Final answer
    x = 815,571.57

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.