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Finding the Third Proportional to 434.25 and 954.98

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Solution

The third proportional to 434.25 and 954.98 is: 2,100.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    434.25 : 954.98 = 954.98 : x
  2. Step 2: Convert to fraction form
    434.25/954.98 = 954.98/x
  3. Step 3: Cross multiply
    434.25x = 954.98 × 954.98
  4. Step 4: Simplify right side
    434.25x = 911,993.06
  5. Step 5: Solve for x
    x = 911,993.06/434.25
  6. Step 6: Final answer
    x = 2,100.17

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.