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Finding the Third Proportional to 573,721.31 and 843,837.75

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Solution

The third proportional to 573,721.31 and 843,837.75 is: 1,241,128.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    573,721.31 : 843,837.75 = 843,837.75 : x
  2. Step 2: Convert to fraction form
    573,721.31/843,837.75 = 843,837.75/x
  3. Step 3: Cross multiply
    573,721.31x = 843,837.75 × 843,837.75
  4. Step 4: Simplify right side
    573,721.31x = 712,062,148,325.06
  5. Step 5: Solve for x
    x = 712,062,148,325.06/573,721.31
  6. Step 6: Final answer
    x = 1,241,128.98

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.