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Finding the Fourth Proportional to 7,193.76, 10,775.03 and 3,488.22

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Solution

The fourth proportional to 7,193.76, 10,775.03 and 3,488.22 is: 5,224.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.76 : 10,775.03 = 3,488.22 : x
  2. Step 2: Convert to fraction form
    7,193.76/10,775.03 = 3,488.22/x
  3. Step 3: Cross multiply
    7,193.76x = 10,775.03 × 3,488.22
  4. Step 4: Simplify right side
    7,193.76x = 37,585,657.71
  5. Step 5: Solve for x
    x = 37,585,657.71/7,193.76
  6. Step 6: Final answer
    x = 5,224.76

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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.