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Finding the Third Proportional to 554.91 and 1,310.06

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Solution

The third proportional to 554.91 and 1,310.06 is: 3,092.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.91 : 1,310.06 = 1,310.06 : x
  2. Step 2: Convert to fraction form
    554.91/1,310.06 = 1,310.06/x
  3. Step 3: Cross multiply
    554.91x = 1,310.06 × 1,310.06
  4. Step 4: Simplify right side
    554.91x = 1,716,263.75
  5. Step 5: Solve for x
    x = 1,716,263.75/554.91
  6. Step 6: Final answer
    x = 3,092.89

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.