Home / 699,279.08-1,046,662.76-361,855.50

Finding the Fourth Proportional to 699,279.08, 1,046,662.76 and 361,855.50

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Solution

The fourth proportional to 699,279.08, 1,046,662.76 and 361,855.50 is: 541,615.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,279.08 : 1,046,662.76 = 361,855.50 : x
  2. Step 2: Convert to fraction form
    699,279.08/1,046,662.76 = 361,855.50/x
  3. Step 3: Cross multiply
    699,279.08x = 1,046,662.76 × 361,855.50
  4. Step 4: Simplify right side
    699,279.08x = 378,740,676,351.18
  5. Step 5: Solve for x
    x = 378,740,676,351.18/699,279.08
  6. Step 6: Final answer
    x = 541,615.91

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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.