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Finding the Fourth Proportional to 5,872.46, 8,810.02 and 1,976.76

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Solution

The fourth proportional to 5,872.46, 8,810.02 and 1,976.76 is: 2,965.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,872.46 : 8,810.02 = 1,976.76 : x
  2. Step 2: Convert to fraction form
    5,872.46/8,810.02 = 1,976.76/x
  3. Step 3: Cross multiply
    5,872.46x = 8,810.02 × 1,976.76
  4. Step 4: Simplify right side
    5,872.46x = 17,415,295.14
  5. Step 5: Solve for x
    x = 17,415,295.14/5,872.46
  6. Step 6: Final answer
    x = 2,965.59

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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.