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Finding the Third Proportional to 518,374.13 and 1,078,120.13

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Solution

The third proportional to 518,374.13 and 1,078,120.13 is: 2,242,285.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    518,374.13 : 1,078,120.13 = 1,078,120.13 : x
  2. Step 2: Convert to fraction form
    518,374.13/1,078,120.13 = 1,078,120.13/x
  3. Step 3: Cross multiply
    518,374.13x = 1,078,120.13 × 1,078,120.13
  4. Step 4: Simplify right side
    518,374.13x = 1,162,343,003,930.02
  5. Step 5: Solve for x
    x = 1,162,343,003,930.02/518,374.13
  6. Step 6: Final answer
    x = 2,242,285.92

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.