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Finding the Fourth Proportional to 248,334.77, 342,877.73 and 193,948.22

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Solution

The fourth proportional to 248,334.77, 342,877.73 and 193,948.22 is: 267,785.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,334.77 : 342,877.73 = 193,948.22 : x
  2. Step 2: Convert to fraction form
    248,334.77/342,877.73 = 193,948.22/x
  3. Step 3: Cross multiply
    248,334.77x = 342,877.73 × 193,948.22
  4. Step 4: Simplify right side
    248,334.77x = 66,500,522,727.01
  5. Step 5: Solve for x
    x = 66,500,522,727.01/248,334.77
  6. Step 6: Final answer
    x = 267,785.80

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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.