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Finding the Fourth Proportional to 1,235.01, 1,852.82 and 1,133.76

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Solution

The fourth proportional to 1,235.01, 1,852.82 and 1,133.76 is: 1,700.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,235.01 : 1,852.82 = 1,133.76 : x
  2. Step 2: Convert to fraction form
    1,235.01/1,852.82 = 1,133.76/x
  3. Step 3: Cross multiply
    1,235.01x = 1,852.82 × 1,133.76
  4. Step 4: Simplify right side
    1,235.01x = 2,100,647.53
  5. Step 5: Solve for x
    x = 2,100,647.53/1,235.01
  6. Step 6: Final answer
    x = 1,700.92

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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.