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Finding the Fourth Proportional to 303,426.60, 454,629.60 and 240,003.60

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Solution

The fourth proportional to 303,426.60, 454,629.60 and 240,003.60 is: 359,601.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,426.60 : 454,629.60 = 240,003.60 : x
  2. Step 2: Convert to fraction form
    303,426.60/454,629.60 = 240,003.60/x
  3. Step 3: Cross multiply
    303,426.60x = 454,629.60 × 240,003.60
  4. Step 4: Simplify right side
    303,426.60x = 109,112,740,666.56
  5. Step 5: Solve for x
    x = 109,112,740,666.56/303,426.60
  6. Step 6: Final answer
    x = 359,601.76

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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.