Home / 866,912.13-1,196,579.16-504,406.01

Finding the Fourth Proportional to 866,912.13, 1,196,579.16 and 504,406.01

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Solution

The fourth proportional to 866,912.13, 1,196,579.16 and 504,406.01 is: 696,220.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    866,912.13 : 1,196,579.16 = 504,406.01 : x
  2. Step 2: Convert to fraction form
    866,912.13/1,196,579.16 = 504,406.01/x
  3. Step 3: Cross multiply
    866,912.13x = 1,196,579.16 × 504,406.01
  4. Step 4: Simplify right side
    866,912.13x = 603,561,713,761.86
  5. Step 5: Solve for x
    x = 603,561,713,761.86/866,912.13
  6. Step 6: Final answer
    x = 696,220.17

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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.