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Finding the Fourth Proportional to 11,119, 15,344.28 and 6,083.28

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Solution

The fourth proportional to 11,119, 15,344.28 and 6,083.28 is: 8,394.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,119 : 15,344.28 = 6,083.28 : x
  2. Step 2: Convert to fraction form
    11,119/15,344.28 = 6,083.28/x
  3. Step 3: Cross multiply
    11,119x = 15,344.28 × 6,083.28
  4. Step 4: Simplify right side
    11,119x = 93,343,551.64
  5. Step 5: Solve for x
    x = 93,343,551.64/11,119
  6. Step 6: Final answer
    x = 8,394.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.