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Finding the Fourth Proportional to 308,568.58, 462,852.88 and 130,951.04

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Solution

The fourth proportional to 308,568.58, 462,852.88 and 130,951.04 is: 196,426.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    308,568.58 : 462,852.88 = 130,951.04 : x
  2. Step 2: Convert to fraction form
    308,568.58/462,852.88 = 130,951.04/x
  3. Step 3: Cross multiply
    308,568.58x = 462,852.88 × 130,951.04
  4. Step 4: Simplify right side
    308,568.58x = 60,611,063,361.35
  5. Step 5: Solve for x
    x = 60,611,063,361.35/308,568.58
  6. Step 6: Final answer
    x = 196,426.56

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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.