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Finding the Fourth Proportional to 1,314, 1,814.04 and 1,002.96

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Solution

The fourth proportional to 1,314, 1,814.04 and 1,002.96 is: 1,384.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314 : 1,814.04 = 1,002.96 : x
  2. Step 2: Convert to fraction form
    1,314/1,814.04 = 1,002.96/x
  3. Step 3: Cross multiply
    1,314x = 1,814.04 × 1,002.96
  4. Step 4: Simplify right side
    1,314x = 1,819,409.56
  5. Step 5: Solve for x
    x = 1,819,409.56/1,314
  6. Step 6: Final answer
    x = 1,384.63

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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.