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Finding the Fourth Proportional to 1,351.19, 2,023.13 and 700.56

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Solution

The fourth proportional to 1,351.19, 2,023.13 and 700.56 is: 1,048.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351.19 : 2,023.13 = 700.56 : x
  2. Step 2: Convert to fraction form
    1,351.19/2,023.13 = 700.56/x
  3. Step 3: Cross multiply
    1,351.19x = 2,023.13 × 700.56
  4. Step 4: Simplify right side
    1,351.19x = 1,417,325.70
  5. Step 5: Solve for x
    x = 1,417,325.70/1,351.19
  6. Step 6: Final answer
    x = 1,048.94

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.