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Finding the Third Proportional to 1,393,454.81 and 3,060,933.68

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Solution

The third proportional to 1,393,454.81 and 3,060,933.68 is: 6,723,802.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,454.81 : 3,060,933.68 = 3,060,933.68 : x
  2. Step 2: Convert to fraction form
    1,393,454.81/3,060,933.68 = 3,060,933.68/x
  3. Step 3: Cross multiply
    1,393,454.81x = 3,060,933.68 × 3,060,933.68
  4. Step 4: Simplify right side
    1,393,454.81x = 9,369,314,991,445.26
  5. Step 5: Solve for x
    x = 9,369,314,991,445.26/1,393,454.81
  6. Step 6: Final answer
    x = 6,723,802.53

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.