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Finding the Third Proportional to 368,477.06 and 805,690.22

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Solution

The third proportional to 368,477.06 and 805,690.22 is: 1,761,674.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    368,477.06 : 805,690.22 = 805,690.22 : x
  2. Step 2: Convert to fraction form
    368,477.06/805,690.22 = 805,690.22/x
  3. Step 3: Cross multiply
    368,477.06x = 805,690.22 × 805,690.22
  4. Step 4: Simplify right side
    368,477.06x = 649,136,728,589.42
  5. Step 5: Solve for x
    x = 649,136,728,589.42/368,477.06
  6. Step 6: Final answer
    x = 1,761,674.73

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.