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Finding the Third Proportional to 474,988.50 and 743,586.75

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Solution

The third proportional to 474,988.50 and 743,586.75 is: 1,164,072.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,988.50 : 743,586.75 = 743,586.75 : x
  2. Step 2: Convert to fraction form
    474,988.50/743,586.75 = 743,586.75/x
  3. Step 3: Cross multiply
    474,988.50x = 743,586.75 × 743,586.75
  4. Step 4: Simplify right side
    474,988.50x = 552,921,254,775.56
  5. Step 5: Solve for x
    x = 552,921,254,775.56/474,988.50
  6. Step 6: Final answer
    x = 1,164,072.93

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.