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Finding the Fourth Proportional to 356,796.41, 534,144.84 and 238,173.53

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Solution

The fourth proportional to 356,796.41, 534,144.84 and 238,173.53 is: 356,559.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,796.41 : 534,144.84 = 238,173.53 : x
  2. Step 2: Convert to fraction form
    356,796.41/534,144.84 = 238,173.53/x
  3. Step 3: Cross multiply
    356,796.41x = 534,144.84 × 238,173.53
  4. Step 4: Simplify right side
    356,796.41x = 127,219,158,510.21
  5. Step 5: Solve for x
    x = 127,219,158,510.21/356,796.41
  6. Step 6: Final answer
    x = 356,559.53

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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.