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Finding the Fourth Proportional to 1,263.96, 1,895.54 and 533.34

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Solution

The fourth proportional to 1,263.96, 1,895.54 and 533.34 is: 799.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,263.96 : 1,895.54 = 533.34 : x
  2. Step 2: Convert to fraction form
    1,263.96/1,895.54 = 533.34/x
  3. Step 3: Cross multiply
    1,263.96x = 1,895.54 × 533.34
  4. Step 4: Simplify right side
    1,263.96x = 1,010,964.64
  5. Step 5: Solve for x
    x = 1,010,964.64/1,263.96
  6. Step 6: Final answer
    x = 799.84

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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.