Home / 331,735.36-457,794.10-186,541.64

Finding the Fourth Proportional to 331,735.36, 457,794.10 and 186,541.64

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Solution

The fourth proportional to 331,735.36, 457,794.10 and 186,541.64 is: 257,427.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,735.36 : 457,794.10 = 186,541.64 : x
  2. Step 2: Convert to fraction form
    331,735.36/457,794.10 = 186,541.64/x
  3. Step 3: Cross multiply
    331,735.36x = 457,794.10 × 186,541.64
  4. Step 4: Simplify right side
    331,735.36x = 85,397,662,196.32
  5. Step 5: Solve for x
    x = 85,397,662,196.32/331,735.36
  6. Step 6: Final answer
    x = 257,427.07

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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.