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Finding the Third Proportional to 444.88 and 970.63

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Solution

The third proportional to 444.88 and 970.63 is: 2,117.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    444.88 : 970.63 = 970.63 : x
  2. Step 2: Convert to fraction form
    444.88/970.63 = 970.63/x
  3. Step 3: Cross multiply
    444.88x = 970.63 × 970.63
  4. Step 4: Simplify right side
    444.88x = 942,112.89
  5. Step 5: Solve for x
    x = 942,112.89/444.88
  6. Step 6: Final answer
    x = 2,117.70

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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.