Home / 548,240.24-756,342.34-427,171.33

Finding the Fourth Proportional to 548,240.24, 756,342.34 and 427,171.33

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Solution

The fourth proportional to 548,240.24, 756,342.34 and 427,171.33 is: 589,317.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,240.24 : 756,342.34 = 427,171.33 : x
  2. Step 2: Convert to fraction form
    548,240.24/756,342.34 = 427,171.33/x
  3. Step 3: Cross multiply
    548,240.24x = 756,342.34 × 427,171.33
  4. Step 4: Simplify right side
    548,240.24x = 323,087,765,756.00
  5. Step 5: Solve for x
    x = 323,087,765,756.00/548,240.24
  6. Step 6: Final answer
    x = 589,317.87

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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.