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Finding the Third Proportional to 55,020.52 and 120,554.58

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Solution

The third proportional to 55,020.52 and 120,554.58 is: 264,145.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,020.52 : 120,554.58 = 120,554.58 : x
  2. Step 2: Convert to fraction form
    55,020.52/120,554.58 = 120,554.58/x
  3. Step 3: Cross multiply
    55,020.52x = 120,554.58 × 120,554.58
  4. Step 4: Simplify right side
    55,020.52x = 14,533,406,306.90
  5. Step 5: Solve for x
    x = 14,533,406,306.90/55,020.52
  6. Step 6: Final answer
    x = 264,145.22

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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.