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Finding the Third Proportional to 575.75 and 897.50

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Solution

The third proportional to 575.75 and 897.50 is: 1,399.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    575.75 : 897.50 = 897.50 : x
  2. Step 2: Convert to fraction form
    575.75/897.50 = 897.50/x
  3. Step 3: Cross multiply
    575.75x = 897.50 × 897.50
  4. Step 4: Simplify right side
    575.75x = 805,506.25
  5. Step 5: Solve for x
    x = 805,506.25/575.75
  6. Step 6: Final answer
    x = 1,399.06

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.