Home / 845,279.80-1,166,605.68-523,093.75

Finding the Fourth Proportional to 845,279.80, 1,166,605.68 and 523,093.75

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Solution

The fourth proportional to 845,279.80, 1,166,605.68 and 523,093.75 is: 721,943.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,279.80 : 1,166,605.68 = 523,093.75 : x
  2. Step 2: Convert to fraction form
    845,279.80/1,166,605.68 = 523,093.75/x
  3. Step 3: Cross multiply
    845,279.80x = 1,166,605.68 × 523,093.75
  4. Step 4: Simplify right side
    845,279.80x = 610,244,139,922.50
  5. Step 5: Solve for x
    x = 610,244,139,922.50/845,279.80
  6. Step 6: Final answer
    x = 721,943.36

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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.