Home / 804,865.40-1,207,460.10-236,245.40

Finding the Fourth Proportional to 804,865.40, 1,207,460.10 and 236,245.40

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Solution

The fourth proportional to 804,865.40, 1,207,460.10 and 236,245.40 is: 354,415.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,865.40 : 1,207,460.10 = 236,245.40 : x
  2. Step 2: Convert to fraction form
    804,865.40/1,207,460.10 = 236,245.40/x
  3. Step 3: Cross multiply
    804,865.40x = 1,207,460.10 × 236,245.40
  4. Step 4: Simplify right side
    804,865.40x = 285,256,894,308.54
  5. Step 5: Solve for x
    x = 285,256,894,308.54/804,865.40
  6. Step 6: Final answer
    x = 354,415.65

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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.