Home / 304,826.70-457,240.05-94,485.90

Finding the Fourth Proportional to 304,826.70, 457,240.05 and 94,485.90

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Solution

The fourth proportional to 304,826.70, 457,240.05 and 94,485.90 is: 141,728.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    304,826.70 : 457,240.05 = 94,485.90 : x
  2. Step 2: Convert to fraction form
    304,826.70/457,240.05 = 94,485.90/x
  3. Step 3: Cross multiply
    304,826.70x = 457,240.05 × 94,485.90
  4. Step 4: Simplify right side
    304,826.70x = 43,202,737,640.30
  5. Step 5: Solve for x
    x = 43,202,737,640.30/304,826.70
  6. Step 6: Final answer
    x = 141,728.85

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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.