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Finding the Third Proportional to 235,197 and 517,214.25

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Solution

The third proportional to 235,197 and 517,214.25 is: 1,137,389.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,197 : 517,214.25 = 517,214.25 : x
  2. Step 2: Convert to fraction form
    235,197/517,214.25 = 517,214.25/x
  3. Step 3: Cross multiply
    235,197x = 517,214.25 × 517,214.25
  4. Step 4: Simplify right side
    235,197x = 267,510,580,403.06
  5. Step 5: Solve for x
    x = 267,510,580,403.06/235,197
  6. Step 6: Final answer
    x = 1,137,389.42

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.