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Finding the Fourth Proportional to 566,762.40, 850,799.70 and 327,067.20

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Solution

The fourth proportional to 566,762.40, 850,799.70 and 327,067.20 is: 490,979.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,762.40 : 850,799.70 = 327,067.20 : x
  2. Step 2: Convert to fraction form
    566,762.40/850,799.70 = 327,067.20/x
  3. Step 3: Cross multiply
    566,762.40x = 850,799.70 × 327,067.20
  4. Step 4: Simplify right side
    566,762.40x = 278,268,675,639.84
  5. Step 5: Solve for x
    x = 278,268,675,639.84/566,762.40
  6. Step 6: Final answer
    x = 490,979.42

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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.