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Finding the Fourth Proportional to 201,359.75, 301,382.43 and 148,037.63

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Solution

The fourth proportional to 201,359.75, 301,382.43 and 148,037.63 is: 221,573.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,359.75 : 301,382.43 = 148,037.63 : x
  2. Step 2: Convert to fraction form
    201,359.75/301,382.43 = 148,037.63/x
  3. Step 3: Cross multiply
    201,359.75x = 301,382.43 × 148,037.63
  4. Step 4: Simplify right side
    201,359.75x = 44,615,940,660.84
  5. Step 5: Solve for x
    x = 44,615,940,660.84/201,359.75
  6. Step 6: Final answer
    x = 221,573.28

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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.