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Finding the Fourth Proportional to 341,672.40, 471,496.68 and 190,766.16

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Solution

The fourth proportional to 341,672.40, 471,496.68 and 190,766.16 is: 263,251.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,672.40 : 471,496.68 = 190,766.16 : x
  2. Step 2: Convert to fraction form
    341,672.40/471,496.68 = 190,766.16/x
  3. Step 3: Cross multiply
    341,672.40x = 471,496.68 × 190,766.16
  4. Step 4: Simplify right side
    341,672.40x = 89,945,611,096.35
  5. Step 5: Solve for x
    x = 89,945,611,096.35/341,672.40
  6. Step 6: Final answer
    x = 263,251.03

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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.