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Finding the Fourth Proportional to 441,796.44, 609,681.42 and 258,141.90

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Solution

The fourth proportional to 441,796.44, 609,681.42 and 258,141.90 is: 356,237.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,796.44 : 609,681.42 = 258,141.90 : x
  2. Step 2: Convert to fraction form
    441,796.44/609,681.42 = 258,141.90/x
  3. Step 3: Cross multiply
    441,796.44x = 609,681.42 × 258,141.90
  4. Step 4: Simplify right side
    441,796.44x = 157,384,320,153.50
  5. Step 5: Solve for x
    x = 157,384,320,153.50/441,796.44
  6. Step 6: Final answer
    x = 356,237.19

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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.