Home / 837,519.91-1,256,119.54-325,185.00

Finding the Fourth Proportional to 837,519.91, 1,256,119.54 and 325,185.00

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Solution

The fourth proportional to 837,519.91, 1,256,119.54 and 325,185.00 is: 487,715.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    837,519.91 : 1,256,119.54 = 325,185.00 : x
  2. Step 2: Convert to fraction form
    837,519.91/1,256,119.54 = 325,185.00/x
  3. Step 3: Cross multiply
    837,519.91x = 1,256,119.54 × 325,185.00
  4. Step 4: Simplify right side
    837,519.91x = 408,471,224,708.38
  5. Step 5: Solve for x
    x = 408,471,224,708.38/837,519.91
  6. Step 6: Final answer
    x = 487,715.24

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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.