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Finding the Fourth Proportional to 325,674.30, 488,488.04 and 101,028.90

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Solution

The fourth proportional to 325,674.30, 488,488.04 and 101,028.90 is: 151,536.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    325,674.30 : 488,488.04 = 101,028.90 : x
  2. Step 2: Convert to fraction form
    325,674.30/488,488.04 = 101,028.90/x
  3. Step 3: Cross multiply
    325,674.30x = 488,488.04 × 101,028.90
  4. Step 4: Simplify right side
    325,674.30x = 49,351,409,344.36
  5. Step 5: Solve for x
    x = 49,351,409,344.36/325,674.30
  6. Step 6: Final answer
    x = 151,536.09

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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.