Home / 804,820.90-1,207,393.35-236,200.90

Finding the Fourth Proportional to 804,820.90, 1,207,393.35 and 236,200.90

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Solution

The fourth proportional to 804,820.90, 1,207,393.35 and 236,200.90 is: 354,348.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,820.90 : 1,207,393.35 = 236,200.90 : x
  2. Step 2: Convert to fraction form
    804,820.90/1,207,393.35 = 236,200.90/x
  3. Step 3: Cross multiply
    804,820.90x = 1,207,393.35 × 236,200.90
  4. Step 4: Simplify right side
    804,820.90x = 285,187,395,924.02
  5. Step 5: Solve for x
    x = 285,187,395,924.02/804,820.90
  6. Step 6: Final answer
    x = 354,348.89

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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.