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Finding the Third Proportional to 236.25 and 510.38

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Solution

The third proportional to 236.25 and 510.38 is: 1,102.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    236.25 : 510.38 = 510.38 : x
  2. Step 2: Convert to fraction form
    236.25/510.38 = 510.38/x
  3. Step 3: Cross multiply
    236.25x = 510.38 × 510.38
  4. Step 4: Simplify right side
    236.25x = 260,482.64
  5. Step 5: Solve for x
    x = 260,482.64/236.25
  6. Step 6: Final answer
    x = 1,102.57

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.