Home / 845,299.87-1,166,633.43-523,113.73

Finding the Fourth Proportional to 845,299.87, 1,166,633.43 and 523,113.73

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Solution

The fourth proportional to 845,299.87, 1,166,633.43 and 523,113.73 is: 721,970.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    845,299.87 : 1,166,633.43 = 523,113.73 : x
  2. Step 2: Convert to fraction form
    845,299.87/1,166,633.43 = 523,113.73/x
  3. Step 3: Cross multiply
    845,299.87x = 1,166,633.43 × 523,113.73
  4. Step 4: Simplify right side
    845,299.87x = 610,281,965,109.99
  5. Step 5: Solve for x
    x = 610,281,965,109.99/845,299.87
  6. Step 6: Final answer
    x = 721,970.97

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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.