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Finding the Third Proportional to 619,384.50 and 937,618.88

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Solution

The third proportional to 619,384.50 and 937,618.88 is: 1,419,359.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,384.50 : 937,618.88 = 937,618.88 : x
  2. Step 2: Convert to fraction form
    619,384.50/937,618.88 = 937,618.88/x
  3. Step 3: Cross multiply
    619,384.50x = 937,618.88 × 937,618.88
  4. Step 4: Simplify right side
    619,384.50x = 879,129,154,756.27
  5. Step 5: Solve for x
    x = 879,129,154,756.27/619,384.50
  6. Step 6: Final answer
    x = 1,419,359.31

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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.