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Finding the Third Proportional to 948.56 and 1,472.06

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Solution

The third proportional to 948.56 and 1,472.06 is: 2,284.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    948.56 : 1,472.06 = 1,472.06 : x
  2. Step 2: Convert to fraction form
    948.56/1,472.06 = 1,472.06/x
  3. Step 3: Cross multiply
    948.56x = 1,472.06 × 1,472.06
  4. Step 4: Simplify right side
    948.56x = 2,166,968.00
  5. Step 5: Solve for x
    x = 2,166,968.00/948.56
  6. Step 6: Final answer
    x = 2,284.48

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.