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Finding the Third Proportional to 938,732.81 and 1,927,230.19

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Solution

The third proportional to 938,732.81 and 1,927,230.19 is: 3,956,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    938,732.81 : 1,927,230.19 = 1,927,230.19 : x
  2. Step 2: Convert to fraction form
    938,732.81/1,927,230.19 = 1,927,230.19/x
  3. Step 3: Cross multiply
    938,732.81x = 1,927,230.19 × 1,927,230.19
  4. Step 4: Simplify right side
    938,732.81x = 3,714,216,195,611.29
  5. Step 5: Solve for x
    x = 3,714,216,195,611.29/938,732.81
  6. Step 6: Final answer
    x = 3,956,627.64

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Why These Related Problems?

These problems maintain the same ratio (2.05) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.