Home / 398,029.58-549,195.13-236,853.14

Finding the Fourth Proportional to 398,029.58, 549,195.13 and 236,853.14

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Solution

The fourth proportional to 398,029.58, 549,195.13 and 236,853.14 is: 326,806.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,029.58 : 549,195.13 = 236,853.14 : x
  2. Step 2: Convert to fraction form
    398,029.58/549,195.13 = 236,853.14/x
  3. Step 3: Cross multiply
    398,029.58x = 549,195.13 × 236,853.14
  4. Step 4: Simplify right side
    398,029.58x = 130,078,591,794.06
  5. Step 5: Solve for x
    x = 130,078,591,794.06/398,029.58
  6. Step 6: Final answer
    x = 326,806.35

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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.