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Finding the Third Proportional to 282,769.31 and 616,347.56

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Solution

The third proportional to 282,769.31 and 616,347.56 is: 1,343,442.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,769.31 : 616,347.56 = 616,347.56 : x
  2. Step 2: Convert to fraction form
    282,769.31/616,347.56 = 616,347.56/x
  3. Step 3: Cross multiply
    282,769.31x = 616,347.56 × 616,347.56
  4. Step 4: Simplify right side
    282,769.31x = 379,884,317,799.69
  5. Step 5: Solve for x
    x = 379,884,317,799.69/282,769.31
  6. Step 6: Final answer
    x = 1,343,442.52

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.