Home / 874,509.59-1,206,180.85-579,626.01

Finding the Fourth Proportional to 874,509.59, 1,206,180.85 and 579,626.01

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Solution

The fourth proportional to 874,509.59, 1,206,180.85 and 579,626.01 is: 799,458.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    874,509.59 : 1,206,180.85 = 579,626.01 : x
  2. Step 2: Convert to fraction form
    874,509.59/1,206,180.85 = 579,626.01/x
  3. Step 3: Cross multiply
    874,509.59x = 1,206,180.85 × 579,626.01
  4. Step 4: Simplify right side
    874,509.59x = 699,133,792,555.09
  5. Step 5: Solve for x
    x = 699,133,792,555.09/874,509.59
  6. Step 6: Final answer
    x = 799,458.12

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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.