Home / 809,083.30-1,214,110.95-335,719.30

Finding the Fourth Proportional to 809,083.30, 1,214,110.95 and 335,719.30

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Solution

The fourth proportional to 809,083.30, 1,214,110.95 and 335,719.30 is: 503,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,083.30 : 1,214,110.95 = 335,719.30 : x
  2. Step 2: Convert to fraction form
    809,083.30/1,214,110.95 = 335,719.30/x
  3. Step 3: Cross multiply
    809,083.30x = 1,214,110.95 × 335,719.30
  4. Step 4: Simplify right side
    809,083.30x = 407,600,478,256.34
  5. Step 5: Solve for x
    x = 407,600,478,256.34/809,083.30
  6. Step 6: Final answer
    x = 503,780.61

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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.