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Finding the Fourth Proportional to 11,718, 17,577 and 3,510

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Solution

The fourth proportional to 11,718, 17,577 and 3,510 is: 5,265

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,718 : 17,577 = 3,510 : x
  2. Step 2: Convert to fraction form
    11,718/17,577 = 3,510/x
  3. Step 3: Cross multiply
    11,718x = 17,577 × 3,510
  4. Step 4: Simplify right side
    11,718x = 61,695,270
  5. Step 5: Solve for x
    x = 61,695,270/11,718
  6. Step 6: Final answer
    x = 5,265

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.