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Finding the Fourth Proportional to 294,753.51, 406,737.99 and 167,404.50

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Solution

The fourth proportional to 294,753.51, 406,737.99 and 167,404.50 is: 231,005.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,753.51 : 406,737.99 = 167,404.50 : x
  2. Step 2: Convert to fraction form
    294,753.51/406,737.99 = 167,404.50/x
  3. Step 3: Cross multiply
    294,753.51x = 406,737.99 × 167,404.50
  4. Step 4: Simplify right side
    294,753.51x = 68,089,769,846.96
  5. Step 5: Solve for x
    x = 68,089,769,846.96/294,753.51
  6. Step 6: Final answer
    x = 231,005.80

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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.