Home / 866,912.63-1,196,579.85-504,406.51

Finding the Fourth Proportional to 866,912.63, 1,196,579.85 and 504,406.51

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Solution

The fourth proportional to 866,912.63, 1,196,579.85 and 504,406.51 is: 696,220.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,912.63 : 1,196,579.85 = 504,406.51 : x
  2. Step 2: Convert to fraction form
    866,912.63/1,196,579.85 = 504,406.51/x
  3. Step 3: Cross multiply
    866,912.63x = 1,196,579.85 × 504,406.51
  4. Step 4: Simplify right side
    866,912.63x = 603,562,666,074.82
  5. Step 5: Solve for x
    x = 603,562,666,074.82/866,912.63
  6. Step 6: Final answer
    x = 696,220.87

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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.