Home / 993,989.64-1,491,008.76-362,904.06

Finding the Fourth Proportional to 993,989.64, 1,491,008.76 and 362,904.06

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Solution

The fourth proportional to 993,989.64, 1,491,008.76 and 362,904.06 is: 544,364.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,989.64 : 1,491,008.76 = 362,904.06 : x
  2. Step 2: Convert to fraction form
    993,989.64/1,491,008.76 = 362,904.06/x
  3. Step 3: Cross multiply
    993,989.64x = 1,491,008.76 × 362,904.06
  4. Step 4: Simplify right side
    993,989.64x = 541,093,132,499.57
  5. Step 5: Solve for x
    x = 541,093,132,499.57/993,989.64
  6. Step 6: Final answer
    x = 544,364.96

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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.