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Finding the Fourth Proportional to 267,683.64, 401,458.26 and 109,955.64

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Solution

The fourth proportional to 267,683.64, 401,458.26 and 109,955.64 is: 164,905.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,683.64 : 401,458.26 = 109,955.64 : x
  2. Step 2: Convert to fraction form
    267,683.64/401,458.26 = 109,955.64/x
  3. Step 3: Cross multiply
    267,683.64x = 401,458.26 × 109,955.64
  4. Step 4: Simplify right side
    267,683.64x = 44,142,599,911.59
  5. Step 5: Solve for x
    x = 44,142,599,911.59/267,683.64
  6. Step 6: Final answer
    x = 164,905.86

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1.5x scale

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.