Home / 863,252.64-1,190,865.24-576,843.12

Finding the Fourth Proportional to 863,252.64, 1,190,865.24 and 576,843.12

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Solution

The fourth proportional to 863,252.64, 1,190,865.24 and 576,843.12 is: 795,760.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,252.64 : 1,190,865.24 = 576,843.12 : x
  2. Step 2: Convert to fraction form
    863,252.64/1,190,865.24 = 576,843.12/x
  3. Step 3: Cross multiply
    863,252.64x = 1,190,865.24 × 576,843.12
  4. Step 4: Simplify right side
    863,252.64x = 686,942,420,541.15
  5. Step 5: Solve for x
    x = 686,942,420,541.15/863,252.64
  6. Step 6: Final answer
    x = 795,760.58

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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.