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Finding the Fourth Proportional to 268,685.44, 370,810.24 and 147,850.88

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Solution

The fourth proportional to 268,685.44, 370,810.24 and 147,850.88 is: 204,047.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,685.44 : 370,810.24 = 147,850.88 : x
  2. Step 2: Convert to fraction form
    268,685.44/370,810.24 = 147,850.88/x
  3. Step 3: Cross multiply
    268,685.44x = 370,810.24 × 147,850.88
  4. Step 4: Simplify right side
    268,685.44x = 54,824,620,297.01
  5. Step 5: Solve for x
    x = 54,824,620,297.01/268,685.44
  6. Step 6: Final answer
    x = 204,047.60

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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.