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Finding the Fourth Proportional to 303,310.60, 454,965.90 and 233,326.60

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Solution

The fourth proportional to 303,310.60, 454,965.90 and 233,326.60 is: 349,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,310.60 : 454,965.90 = 233,326.60 : x
  2. Step 2: Convert to fraction form
    303,310.60/454,965.90 = 233,326.60/x
  3. Step 3: Cross multiply
    303,310.60x = 454,965.90 × 233,326.60
  4. Step 4: Simplify right side
    303,310.60x = 106,155,646,562.94
  5. Step 5: Solve for x
    x = 106,155,646,562.94/303,310.60
  6. Step 6: Final answer
    x = 349,989.90

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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.