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Finding the Fourth Proportional to 366,996.77, 550,468.42 and 164,655.53

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Solution

The fourth proportional to 366,996.77, 550,468.42 and 164,655.53 is: 246,971.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,996.77 : 550,468.42 = 164,655.53 : x
  2. Step 2: Convert to fraction form
    366,996.77/550,468.42 = 164,655.53/x
  3. Step 3: Cross multiply
    366,996.77x = 550,468.42 × 164,655.53
  4. Step 4: Simplify right side
    366,996.77x = 90,637,669,443.36
  5. Step 5: Solve for x
    x = 90,637,669,443.36/366,996.77
  6. Step 6: Final answer
    x = 246,971.30

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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.