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Finding the Third Proportional to 554.53 and 1,207.50

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Solution

The third proportional to 554.53 and 1,207.50 is: 2,629.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.53 : 1,207.50 = 1,207.50 : x
  2. Step 2: Convert to fraction form
    554.53/1,207.50 = 1,207.50/x
  3. Step 3: Cross multiply
    554.53x = 1,207.50 × 1,207.50
  4. Step 4: Simplify right side
    554.53x = 1,458,056.25
  5. Step 5: Solve for x
    x = 1,458,056.25/554.53
  6. Step 6: Final answer
    x = 2,629.35

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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.