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Finding the Fourth Proportional to 444,692.52, 667,012.86 and 145,368.36

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Solution

The fourth proportional to 444,692.52, 667,012.86 and 145,368.36 is: 218,044.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,692.52 : 667,012.86 = 145,368.36 : x
  2. Step 2: Convert to fraction form
    444,692.52/667,012.86 = 145,368.36/x
  3. Step 3: Cross multiply
    444,692.52x = 667,012.86 × 145,368.36
  4. Step 4: Simplify right side
    444,692.52x = 96,962,565,557.11
  5. Step 5: Solve for x
    x = 96,962,565,557.11/444,692.52
  6. Step 6: Final answer
    x = 218,044.07

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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.