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Finding the Third Proportional to 587.63 and 705.75

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Solution

The third proportional to 587.63 and 705.75 is: 847.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    587.63 : 705.75 = 705.75 : x
  2. Step 2: Convert to fraction form
    587.63/705.75 = 705.75/x
  3. Step 3: Cross multiply
    587.63x = 705.75 × 705.75
  4. Step 4: Simplify right side
    587.63x = 498,083.06
  5. Step 5: Solve for x
    x = 498,083.06/587.63
  6. Step 6: Final answer
    x = 847.62

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These problems maintain the same ratio (1.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.