Home / 353,298.26-529,279.83-208,772.97

Finding the Fourth Proportional to 353,298.26, 529,279.83 and 208,772.97

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Solution

The fourth proportional to 353,298.26, 529,279.83 and 208,772.97 is: 312,764.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,298.26 : 529,279.83 = 208,772.97 : x
  2. Step 2: Convert to fraction form
    353,298.26/529,279.83 = 208,772.97/x
  3. Step 3: Cross multiply
    353,298.26x = 529,279.83 × 208,772.97
  4. Step 4: Simplify right side
    353,298.26x = 110,499,322,070.20
  5. Step 5: Solve for x
    x = 110,499,322,070.20/353,298.26
  6. Step 6: Final answer
    x = 312,764.98

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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.