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Finding the Third Proportional to 2,130 and 3,537

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Solution

The third proportional to 2,130 and 3,537 is: 5,873.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130 : 3,537 = 3,537 : x
  2. Step 2: Convert to fraction form
    2,130/3,537 = 3,537/x
  3. Step 3: Cross multiply
    2,130x = 3,537 × 3,537
  4. Step 4: Simplify right side
    2,130x = 12,510,369
  5. Step 5: Solve for x
    x = 12,510,369/2,130
  6. Step 6: Final answer
    x = 5,873.41

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Why These Related Problems?

These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.