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Finding the Fourth Proportional to 263,778.60, 363,813.62 and 227,047.33

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Solution

The fourth proportional to 263,778.60, 363,813.62 and 227,047.33 is: 313,152.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,778.60 : 363,813.62 = 227,047.33 : x
  2. Step 2: Convert to fraction form
    263,778.60/363,813.62 = 227,047.33/x
  3. Step 3: Cross multiply
    263,778.60x = 363,813.62 × 227,047.33
  4. Step 4: Simplify right side
    263,778.60x = 82,602,911,038.63
  5. Step 5: Solve for x
    x = 82,602,911,038.63/263,778.60
  6. Step 6: Final answer
    x = 313,152.44

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1.5x scale

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.