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Finding the Fourth Proportional to 227,883.38, 314,485.41 and 125,915.40

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Solution

The fourth proportional to 227,883.38, 314,485.41 and 125,915.40 is: 173,766.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,883.38 : 314,485.41 = 125,915.40 : x
  2. Step 2: Convert to fraction form
    227,883.38/314,485.41 = 125,915.40/x
  3. Step 3: Cross multiply
    227,883.38x = 314,485.41 × 125,915.40
  4. Step 4: Simplify right side
    227,883.38x = 39,598,556,194.31
  5. Step 5: Solve for x
    x = 39,598,556,194.31/227,883.38
  6. Step 6: Final answer
    x = 173,766.76

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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.