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Finding the Fourth Proportional to 367,141.50, 550,745.04 and 114,424.13

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Solution

The fourth proportional to 367,141.50, 550,745.04 and 114,424.13 is: 171,646.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,141.50 : 550,745.04 = 114,424.13 : x
  2. Step 2: Convert to fraction form
    367,141.50/550,745.04 = 114,424.13/x
  3. Step 3: Cross multiply
    367,141.50x = 550,745.04 × 114,424.13
  4. Step 4: Simplify right side
    367,141.50x = 63,018,519,300.09
  5. Step 5: Solve for x
    x = 63,018,519,300.09/367,141.50
  6. Step 6: Final answer
    x = 171,646.41

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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.