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Finding the Fourth Proportional to 7,344.40, 11,000.40 and 6,048.40

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Solution

The fourth proportional to 7,344.40, 11,000.40 and 6,048.40 is: 9,059.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,344.40 : 11,000.40 = 6,048.40 : x
  2. Step 2: Convert to fraction form
    7,344.40/11,000.40 = 6,048.40/x
  3. Step 3: Cross multiply
    7,344.40x = 11,000.40 × 6,048.40
  4. Step 4: Simplify right side
    7,344.40x = 66,534,819.36
  5. Step 5: Solve for x
    x = 66,534,819.36/7,344.40
  6. Step 6: Final answer
    x = 9,059.26

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1.5x scale

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.