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Finding the Fourth Proportional to 268,692.21, 370,801.00 and 147,833.85

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Solution

The fourth proportional to 268,692.21, 370,801.00 and 147,833.85 is: 204,013.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,692.21 : 370,801.00 = 147,833.85 : x
  2. Step 2: Convert to fraction form
    268,692.21/370,801.00 = 147,833.85/x
  3. Step 3: Cross multiply
    268,692.21x = 370,801.00 × 147,833.85
  4. Step 4: Simplify right side
    268,692.21x = 54,816,938,117.26
  5. Step 5: Solve for x
    x = 54,816,938,117.26/268,692.21
  6. Step 6: Final answer
    x = 204,013.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.