Home / 350,733.05-484,011.38-189,588.09

Finding the Fourth Proportional to 350,733.05, 484,011.38 and 189,588.09

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Solution

The fourth proportional to 350,733.05, 484,011.38 and 189,588.09 is: 261,631.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,733.05 : 484,011.38 = 189,588.09 : x
  2. Step 2: Convert to fraction form
    350,733.05/484,011.38 = 189,588.09/x
  3. Step 3: Cross multiply
    350,733.05x = 484,011.38 × 189,588.09
  4. Step 4: Simplify right side
    350,733.05x = 91,762,792,124.52
  5. Step 5: Solve for x
    x = 91,762,792,124.52/350,733.05
  6. Step 6: Final answer
    x = 261,631.44

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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.