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Finding the Fourth Proportional to 617,614.09, 925,786.87 and 350,804.95

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Solution

The fourth proportional to 617,614.09, 925,786.87 and 350,804.95 is: 525,847.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    617,614.09 : 925,786.87 = 350,804.95 : x
  2. Step 2: Convert to fraction form
    617,614.09/925,786.87 = 350,804.95/x
  3. Step 3: Cross multiply
    617,614.09x = 925,786.87 × 350,804.95
  4. Step 4: Simplify right side
    617,614.09x = 324,770,616,641.01
  5. Step 5: Solve for x
    x = 324,770,616,641.01/617,614.09
  6. Step 6: Final answer
    x = 525,847.16

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1.5x scale

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.