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Finding the Fourth Proportional to 268,158.58, 370,057.44 and 147,299.50

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Solution

The fourth proportional to 268,158.58, 370,057.44 and 147,299.50 is: 203,272.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,158.58 : 370,057.44 = 147,299.50 : x
  2. Step 2: Convert to fraction form
    268,158.58/370,057.44 = 147,299.50/x
  3. Step 3: Cross multiply
    268,158.58x = 370,057.44 × 147,299.50
  4. Step 4: Simplify right side
    268,158.58x = 54,509,275,883.28
  5. Step 5: Solve for x
    x = 54,509,275,883.28/268,158.58
  6. Step 6: Final answer
    x = 203,272.54

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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.