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Finding the Fourth Proportional to 201,317.27, 277,817.04 and 110,678.96

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Solution

The fourth proportional to 201,317.27, 277,817.04 and 110,678.96 is: 152,736.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,317.27 : 277,817.04 = 110,678.96 : x
  2. Step 2: Convert to fraction form
    201,317.27/277,817.04 = 110,678.96/x
  3. Step 3: Cross multiply
    201,317.27x = 277,817.04 × 110,678.96
  4. Step 4: Simplify right side
    201,317.27x = 30,748,501,057.48
  5. Step 5: Solve for x
    x = 30,748,501,057.48/201,317.27
  6. Step 6: Final answer
    x = 152,736.53

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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.