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Finding the Fourth Proportional to 269,774.37, 404,894.88 and 103,679.01

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Solution

The fourth proportional to 269,774.37, 404,894.88 and 103,679.01 is: 155,608.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,774.37 : 404,894.88 = 103,679.01 : x
  2. Step 2: Convert to fraction form
    269,774.37/404,894.88 = 103,679.01/x
  3. Step 3: Cross multiply
    269,774.37x = 404,894.88 × 103,679.01
  4. Step 4: Simplify right side
    269,774.37x = 41,979,100,312.47
  5. Step 5: Solve for x
    x = 41,979,100,312.47/269,774.37
  6. Step 6: Final answer
    x = 155,608.19

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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.