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Finding the Third Proportional to 337,410 and 509,600

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Solution

The third proportional to 337,410 and 509,600 is: 769,663.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,410 : 509,600 = 509,600 : x
  2. Step 2: Convert to fraction form
    337,410/509,600 = 509,600/x
  3. Step 3: Cross multiply
    337,410x = 509,600 × 509,600
  4. Step 4: Simplify right side
    337,410x = 259,692,160,000
  5. Step 5: Solve for x
    x = 259,692,160,000/337,410
  6. Step 6: Final answer
    x = 769,663.50

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.