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Finding the Third Proportional to 358.75 and 833.88

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Solution

The third proportional to 358.75 and 833.88 is: 1,938.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.75 : 833.88 = 833.88 : x
  2. Step 2: Convert to fraction form
    358.75/833.88 = 833.88/x
  3. Step 3: Cross multiply
    358.75x = 833.88 × 833.88
  4. Step 4: Simplify right side
    358.75x = 695,347.52
  5. Step 5: Solve for x
    x = 695,347.52/358.75
  6. Step 6: Final answer
    x = 1,938.25

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Why These Related Problems?

These problems maintain the same ratio (2.32) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.