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Finding the Third Proportional to 513,175.50 and 739,216.13

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Solution

The third proportional to 513,175.50 and 739,216.13 is: 1,064,821.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    513,175.50 : 739,216.13 = 739,216.13 : x
  2. Step 2: Convert to fraction form
    513,175.50/739,216.13 = 739,216.13/x
  3. Step 3: Cross multiply
    513,175.50x = 739,216.13 × 739,216.13
  4. Step 4: Simplify right side
    513,175.50x = 546,440,479,460.02
  5. Step 5: Solve for x
    x = 546,440,479,460.02/513,175.50
  6. Step 6: Final answer
    x = 1,064,821.84

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.