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Finding the Third Proportional to 235,692 and 512,365

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Solution

The third proportional to 235,692 and 512,365 is: 1,113,817.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,692 : 512,365 = 512,365 : x
  2. Step 2: Convert to fraction form
    235,692/512,365 = 512,365/x
  3. Step 3: Cross multiply
    235,692x = 512,365 × 512,365
  4. Step 4: Simplify right side
    235,692x = 262,517,893,225
  5. Step 5: Solve for x
    x = 262,517,893,225/235,692
  6. Step 6: Final answer
    x = 1,113,817.58

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.