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Finding the Fourth Proportional to 2,223.34, 3,065.93 and 1,559.98

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Solution

The fourth proportional to 2,223.34, 3,065.93 and 1,559.98 is: 2,151.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.34 : 3,065.93 = 1,559.98 : x
  2. Step 2: Convert to fraction form
    2,223.34/3,065.93 = 1,559.98/x
  3. Step 3: Cross multiply
    2,223.34x = 3,065.93 × 1,559.98
  4. Step 4: Simplify right side
    2,223.34x = 4,782,789.48
  5. Step 5: Solve for x
    x = 4,782,789.48/2,223.34
  6. Step 6: Final answer
    x = 2,151.17

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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.