Home / 799,970.73-1,104,027.75-455,911.89

Finding the Fourth Proportional to 799,970.73, 1,104,027.75 and 455,911.89

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Solution

The fourth proportional to 799,970.73, 1,104,027.75 and 455,911.89 is: 629,197.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,970.73 : 1,104,027.75 = 455,911.89 : x
  2. Step 2: Convert to fraction form
    799,970.73/1,104,027.75 = 455,911.89/x
  3. Step 3: Cross multiply
    799,970.73x = 1,104,027.75 × 455,911.89
  4. Step 4: Simplify right side
    799,970.73x = 503,339,378,114.95
  5. Step 5: Solve for x
    x = 503,339,378,114.95/799,970.73
  6. Step 6: Final answer
    x = 629,197.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.