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Finding the Fourth Proportional to 8,293.74, 12,437.37 and 3,673.50

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Solution

The fourth proportional to 8,293.74, 12,437.37 and 3,673.50 is: 5,508.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,293.74 : 12,437.37 = 3,673.50 : x
  2. Step 2: Convert to fraction form
    8,293.74/12,437.37 = 3,673.50/x
  3. Step 3: Cross multiply
    8,293.74x = 12,437.37 × 3,673.50
  4. Step 4: Simplify right side
    8,293.74x = 45,688,678.70
  5. Step 5: Solve for x
    x = 45,688,678.70/8,293.74
  6. Step 6: Final answer
    x = 5,508.81

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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.