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Finding the Fourth Proportional to 199,266.60, 279,180.60 and 199,266.60

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Solution

The fourth proportional to 199,266.60, 279,180.60 and 199,266.60 is: 279,180.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,266.60 : 279,180.60 = 199,266.60 : x
  2. Step 2: Convert to fraction form
    199,266.60/279,180.60 = 199,266.60/x
  3. Step 3: Cross multiply
    199,266.60x = 279,180.60 × 199,266.60
  4. Step 4: Simplify right side
    199,266.60x = 55,631,368,947.96
  5. Step 5: Solve for x
    x = 55,631,368,947.96/199,266.60
  6. Step 6: Final answer
    x = 279,180.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.