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Finding the Third Proportional to 347,398.88 and 521,933.63

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Solution

The third proportional to 347,398.88 and 521,933.63 is: 784,155.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,398.88 : 521,933.63 = 521,933.63 : x
  2. Step 2: Convert to fraction form
    347,398.88/521,933.63 = 521,933.63/x
  3. Step 3: Cross multiply
    347,398.88x = 521,933.63 × 521,933.63
  4. Step 4: Simplify right side
    347,398.88x = 272,414,708,905.64
  5. Step 5: Solve for x
    x = 272,414,708,905.64/347,398.88
  6. Step 6: Final answer
    x = 784,155.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.