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Finding the Fourth Proportional to 303,303.40, 454,955.10 and 299,366.80

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Solution

The fourth proportional to 303,303.40, 454,955.10 and 299,366.80 is: 449,050.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,303.40 : 454,955.10 = 299,366.80 : x
  2. Step 2: Convert to fraction form
    303,303.40/454,955.10 = 299,366.80/x
  3. Step 3: Cross multiply
    303,303.40x = 454,955.10 × 299,366.80
  4. Step 4: Simplify right side
    303,303.40x = 136,198,452,430.68
  5. Step 5: Solve for x
    x = 136,198,452,430.68/303,303.40
  6. Step 6: Final answer
    x = 449,050.20

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.