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Finding the Fourth Proportional to 277,071.79, 382,103.98 and 174,919.75

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Solution

The fourth proportional to 277,071.79, 382,103.98 and 174,919.75 is: 241,228.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,071.79 : 382,103.98 = 174,919.75 : x
  2. Step 2: Convert to fraction form
    277,071.79/382,103.98 = 174,919.75/x
  3. Step 3: Cross multiply
    277,071.79x = 382,103.98 × 174,919.75
  4. Step 4: Simplify right side
    277,071.79x = 66,837,534,396.30
  5. Step 5: Solve for x
    x = 66,837,534,396.30/277,071.79
  6. Step 6: Final answer
    x = 241,228.22

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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.