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Finding the Third Proportional to 4,302 and 6,090

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Solution

The third proportional to 4,302 and 6,090 is: 8,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,302 : 6,090 = 6,090 : x
  2. Step 2: Convert to fraction form
    4,302/6,090 = 6,090/x
  3. Step 3: Cross multiply
    4,302x = 6,090 × 6,090
  4. Step 4: Simplify right side
    4,302x = 37,088,100
  5. Step 5: Solve for x
    x = 37,088,100/4,302
  6. Step 6: Final answer
    x = 8,621.13

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Why These Related Problems?

These problems maintain the same ratio (1.42) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.