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Finding the Third Proportional to 35,376 and 74,592

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Solution

The third proportional to 35,376 and 74,592 is: 157,280.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,376 : 74,592 = 74,592 : x
  2. Step 2: Convert to fraction form
    35,376/74,592 = 74,592/x
  3. Step 3: Cross multiply
    35,376x = 74,592 × 74,592
  4. Step 4: Simplify right side
    35,376x = 5,563,966,464
  5. Step 5: Solve for x
    x = 5,563,966,464/35,376
  6. Step 6: Final answer
    x = 157,280.82

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Why These Related Problems?

These problems maintain the same ratio (2.11) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.