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Finding the Third Proportional to 516.09 and 1,130.06

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Solution

The third proportional to 516.09 and 1,130.06 is: 2,474.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    516.09 : 1,130.06 = 1,130.06 : x
  2. Step 2: Convert to fraction form
    516.09/1,130.06 = 1,130.06/x
  3. Step 3: Cross multiply
    516.09x = 1,130.06 × 1,130.06
  4. Step 4: Simplify right side
    516.09x = 1,277,041.25
  5. Step 5: Solve for x
    x = 1,277,041.25/516.09
  6. Step 6: Final answer
    x = 2,474.44

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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.