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Finding the Fourth Proportional to 327,166.64, 490,749.20 and 102,544.20

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Solution

The fourth proportional to 327,166.64, 490,749.20 and 102,544.20 is: 153,816.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    327,166.64 : 490,749.20 = 102,544.20 : x
  2. Step 2: Convert to fraction form
    327,166.64/490,749.20 = 102,544.20/x
  3. Step 3: Cross multiply
    327,166.64x = 490,749.20 × 102,544.20
  4. Step 4: Simplify right side
    327,166.64x = 50,323,484,114.64
  5. Step 5: Solve for x
    x = 50,323,484,114.64/327,166.64
  6. Step 6: Final answer
    x = 153,816.06

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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.