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Finding the Fourth Proportional to 9,576.99, 13,222.76 and 7,059.39

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Solution

The fourth proportional to 9,576.99, 13,222.76 and 7,059.39 is: 9,746.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,576.99 : 13,222.76 = 7,059.39 : x
  2. Step 2: Convert to fraction form
    9,576.99/13,222.76 = 7,059.39/x
  3. Step 3: Cross multiply
    9,576.99x = 13,222.76 × 7,059.39
  4. Step 4: Simplify right side
    9,576.99x = 93,344,584.42
  5. Step 5: Solve for x
    x = 93,344,584.42/9,576.99
  6. Step 6: Final answer
    x = 9,746.76

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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.