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Finding the Fourth Proportional to 370,334.66, 511,062.54 and 200,568.83

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Solution

The fourth proportional to 370,334.66, 511,062.54 and 200,568.83 is: 276,785.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,334.66 : 511,062.54 = 200,568.83 : x
  2. Step 2: Convert to fraction form
    370,334.66/511,062.54 = 200,568.83/x
  3. Step 3: Cross multiply
    370,334.66x = 511,062.54 × 200,568.83
  4. Step 4: Simplify right side
    370,334.66x = 102,503,215,704.63
  5. Step 5: Solve for x
    x = 102,503,215,704.63/370,334.66
  6. Step 6: Final answer
    x = 276,785.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.