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Finding the Third Proportional to 237 and 358.50

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Solution

The third proportional to 237 and 358.50 is: 542.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    237 : 358.50 = 358.50 : x
  2. Step 2: Convert to fraction form
    237/358.50 = 358.50/x
  3. Step 3: Cross multiply
    237x = 358.50 × 358.50
  4. Step 4: Simplify right side
    237x = 128,522.25
  5. Step 5: Solve for x
    x = 128,522.25/237
  6. Step 6: Final answer
    x = 542.29

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.