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Finding the Fourth Proportional to 330,179.60, 495,240.60 and 108,563.60

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Solution

The fourth proportional to 330,179.60, 495,240.60 and 108,563.60 is: 162,835.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,179.60 : 495,240.60 = 108,563.60 : x
  2. Step 2: Convert to fraction form
    330,179.60/495,240.60 = 108,563.60/x
  3. Step 3: Cross multiply
    330,179.60x = 495,240.60 × 108,563.60
  4. Step 4: Simplify right side
    330,179.60x = 53,765,102,402.16
  5. Step 5: Solve for x
    x = 53,765,102,402.16/330,179.60
  6. Step 6: Final answer
    x = 162,835.93

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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.