Home / 331,601.36-457,610.46-180,698.36

Finding the Fourth Proportional to 331,601.36, 457,610.46 and 180,698.36

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Solution

The fourth proportional to 331,601.36, 457,610.46 and 180,698.36 is: 249,364.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,601.36 : 457,610.46 = 180,698.36 : x
  2. Step 2: Convert to fraction form
    331,601.36/457,610.46 = 180,698.36/x
  3. Step 3: Cross multiply
    331,601.36x = 457,610.46 × 180,698.36
  4. Step 4: Simplify right side
    331,601.36x = 82,689,459,640.85
  5. Step 5: Solve for x
    x = 82,689,459,640.85/331,601.36
  6. Step 6: Final answer
    x = 249,364.05

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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.