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Finding the Third Proportional to 174,412 and 376,700

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Solution

The third proportional to 174,412 and 376,700 is: 813,607.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,412 : 376,700 = 376,700 : x
  2. Step 2: Convert to fraction form
    174,412/376,700 = 376,700/x
  3. Step 3: Cross multiply
    174,412x = 376,700 × 376,700
  4. Step 4: Simplify right side
    174,412x = 141,902,890,000
  5. Step 5: Solve for x
    x = 141,902,890,000/174,412
  6. Step 6: Final answer
    x = 813,607.38

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.