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Finding the Fourth Proportional to 2,681.70, 3,700.83 and 1,502.88

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Solution

The fourth proportional to 2,681.70, 3,700.83 and 1,502.88 is: 2,074.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681.70 : 3,700.83 = 1,502.88 : x
  2. Step 2: Convert to fraction form
    2,681.70/3,700.83 = 1,502.88/x
  3. Step 3: Cross multiply
    2,681.70x = 3,700.83 × 1,502.88
  4. Step 4: Simplify right side
    2,681.70x = 5,561,903.39
  5. Step 5: Solve for x
    x = 5,561,903.39/2,681.70
  6. Step 6: Final answer
    x = 2,074.02

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.