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Finding the Third Proportional to 170,475 and 370,878

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Solution

The third proportional to 170,475 and 370,878 is: 806,866.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,475 : 370,878 = 370,878 : x
  2. Step 2: Convert to fraction form
    170,475/370,878 = 370,878/x
  3. Step 3: Cross multiply
    170,475x = 370,878 × 370,878
  4. Step 4: Simplify right side
    170,475x = 137,550,490,884
  5. Step 5: Solve for x
    x = 137,550,490,884/170,475
  6. Step 6: Final answer
    x = 806,866.06

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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.