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Finding the Third Proportional to 55,511.63 and 130,955.63

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Solution

The third proportional to 55,511.63 and 130,955.63 is: 308,933.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,511.63 : 130,955.63 = 130,955.63 : x
  2. Step 2: Convert to fraction form
    55,511.63/130,955.63 = 130,955.63/x
  3. Step 3: Cross multiply
    55,511.63x = 130,955.63 × 130,955.63
  4. Step 4: Simplify right side
    55,511.63x = 17,149,375,719.14
  5. Step 5: Solve for x
    x = 17,149,375,719.14/55,511.63
  6. Step 6: Final answer
    x = 308,933.05

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.