Home / 548,201.39-756,587.37-306,498.24

Finding the Fourth Proportional to 548,201.39, 756,587.37 and 306,498.24

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Solution

The fourth proportional to 548,201.39, 756,587.37 and 306,498.24 is: 423,006.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,201.39 : 756,587.37 = 306,498.24 : x
  2. Step 2: Convert to fraction form
    548,201.39/756,587.37 = 306,498.24/x
  3. Step 3: Cross multiply
    548,201.39x = 756,587.37 × 306,498.24
  4. Step 4: Simplify right side
    548,201.39x = 231,892,698,460.60
  5. Step 5: Solve for x
    x = 231,892,698,460.60/548,201.39
  6. Step 6: Final answer
    x = 423,006.41

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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.