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Finding the Third Proportional to 514,722 and 742,554

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Solution

The third proportional to 514,722 and 742,554 is: 1,071,231.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,722 : 742,554 = 742,554 : x
  2. Step 2: Convert to fraction form
    514,722/742,554 = 742,554/x
  3. Step 3: Cross multiply
    514,722x = 742,554 × 742,554
  4. Step 4: Simplify right side
    514,722x = 551,386,442,916
  5. Step 5: Solve for x
    x = 551,386,442,916/514,722
  6. Step 6: Final answer
    x = 1,071,231.54

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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.