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Finding the Fourth Proportional to 2,662.70, 3,674.63 and 1,483.77

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Solution

The fourth proportional to 2,662.70, 3,674.63 and 1,483.77 is: 2,047.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,662.70 : 3,674.63 = 1,483.77 : x
  2. Step 2: Convert to fraction form
    2,662.70/3,674.63 = 1,483.77/x
  3. Step 3: Cross multiply
    2,662.70x = 3,674.63 × 1,483.77
  4. Step 4: Simplify right side
    2,662.70x = 5,452,305.76
  5. Step 5: Solve for x
    x = 5,452,305.76/2,662.70
  6. Step 6: Final answer
    x = 2,047.66

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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.