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Finding the Fourth Proportional to 2,235.58, 3,353.33 and 546.98

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Solution

The fourth proportional to 2,235.58, 3,353.33 and 546.98 is: 820.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,235.58 : 3,353.33 = 546.98 : x
  2. Step 2: Convert to fraction form
    2,235.58/3,353.33 = 546.98/x
  3. Step 3: Cross multiply
    2,235.58x = 3,353.33 × 546.98
  4. Step 4: Simplify right side
    2,235.58x = 1,834,214.19
  5. Step 5: Solve for x
    x = 1,834,214.19/2,235.58
  6. Step 6: Final answer
    x = 820.47

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Why These Related Problems?

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