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Finding the Fourth Proportional to 404,184.74, 606,699.75 and 167,667.86

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Solution

The fourth proportional to 404,184.74, 606,699.75 and 167,667.86 is: 251,677.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    404,184.74 : 606,699.75 = 167,667.86 : x
  2. Step 2: Convert to fraction form
    404,184.74/606,699.75 = 167,667.86/x
  3. Step 3: Cross multiply
    404,184.74x = 606,699.75 × 167,667.86
  4. Step 4: Simplify right side
    404,184.74x = 101,724,048,745.04
  5. Step 5: Solve for x
    x = 101,724,048,745.04/404,184.74
  6. Step 6: Final answer
    x = 251,677.11

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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.