Home / 219,815.49-327,747.86-201,048.69

Finding the Fourth Proportional to 219,815.49, 327,747.86 and 201,048.69

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Solution

The fourth proportional to 219,815.49, 327,747.86 and 201,048.69 is: 299,766.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,815.49 : 327,747.86 = 201,048.69 : x
  2. Step 2: Convert to fraction form
    219,815.49/327,747.86 = 201,048.69/x
  3. Step 3: Cross multiply
    219,815.49x = 327,747.86 × 201,048.69
  4. Step 4: Simplify right side
    219,815.49x = 65,893,276,898.06
  5. Step 5: Solve for x
    x = 65,893,276,898.06/219,815.49
  6. Step 6: Final answer
    x = 299,766.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.