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Finding the Fourth Proportional to 8,466, 12,699 and 3,602

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Solution

The fourth proportional to 8,466, 12,699 and 3,602 is: 5,403

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,466 : 12,699 = 3,602 : x
  2. Step 2: Convert to fraction form
    8,466/12,699 = 3,602/x
  3. Step 3: Cross multiply
    8,466x = 12,699 × 3,602
  4. Step 4: Simplify right side
    8,466x = 45,741,798
  5. Step 5: Solve for x
    x = 45,741,798/8,466
  6. Step 6: Final answer
    x = 5,403

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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.