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Finding the Fourth Proportional to 8,932, 13,398 and 3,460

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Solution

The fourth proportional to 8,932, 13,398 and 3,460 is: 5,190

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932 : 13,398 = 3,460 : x
  2. Step 2: Convert to fraction form
    8,932/13,398 = 3,460/x
  3. Step 3: Cross multiply
    8,932x = 13,398 × 3,460
  4. Step 4: Simplify right side
    8,932x = 46,357,080
  5. Step 5: Solve for x
    x = 46,357,080/8,932
  6. Step 6: Final answer
    x = 5,190

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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.