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Finding the Third Proportional to 619,466.06 and 872,358.19

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Solution

The third proportional to 619,466.06 and 872,358.19 is: 1,228,491.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,466.06 : 872,358.19 = 872,358.19 : x
  2. Step 2: Convert to fraction form
    619,466.06/872,358.19 = 872,358.19/x
  3. Step 3: Cross multiply
    619,466.06x = 872,358.19 × 872,358.19
  4. Step 4: Simplify right side
    619,466.06x = 761,008,807,298.29
  5. Step 5: Solve for x
    x = 761,008,807,298.29/619,466.06
  6. Step 6: Final answer
    x = 1,228,491.52

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These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.