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Finding the Fourth Proportional to 441,692.37, 662,671.56 and 157,345.80

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Solution

The fourth proportional to 441,692.37, 662,671.56 and 157,345.80 is: 236,066.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,692.37 : 662,671.56 = 157,345.80 : x
  2. Step 2: Convert to fraction form
    441,692.37/662,671.56 = 157,345.80/x
  3. Step 3: Cross multiply
    441,692.37x = 662,671.56 × 157,345.80
  4. Step 4: Simplify right side
    441,692.37x = 104,268,586,745.45
  5. Step 5: Solve for x
    x = 104,268,586,745.45/441,692.37
  6. Step 6: Final answer
    x = 236,066.08

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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.