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Finding the Third Proportional to 154,860.19 and 342,883.13

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Solution

The third proportional to 154,860.19 and 342,883.13 is: 759,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,860.19 : 342,883.13 = 342,883.13 : x
  2. Step 2: Convert to fraction form
    154,860.19/342,883.13 = 342,883.13/x
  3. Step 3: Cross multiply
    154,860.19x = 342,883.13 × 342,883.13
  4. Step 4: Simplify right side
    154,860.19x = 117,568,837,409.77
  5. Step 5: Solve for x
    x = 117,568,837,409.77/154,860.19
  6. Step 6: Final answer
    x = 759,193.43

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Why These Related Problems?

These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.