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Finding the Third Proportional to 794,508.75 and 1,020,129.19

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Solution

The third proportional to 794,508.75 and 1,020,129.19 is: 1,309,820.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,508.75 : 1,020,129.19 = 1,020,129.19 : x
  2. Step 2: Convert to fraction form
    794,508.75/1,020,129.19 = 1,020,129.19/x
  3. Step 3: Cross multiply
    794,508.75x = 1,020,129.19 × 1,020,129.19
  4. Step 4: Simplify right side
    794,508.75x = 1,040,663,559,189.41
  5. Step 5: Solve for x
    x = 1,040,663,559,189.41/794,508.75
  6. Step 6: Final answer
    x = 1,309,820.14

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.