Home / 886,525.15-1,223,464.26-494,119.17

Finding the Fourth Proportional to 886,525.15, 1,223,464.26 and 494,119.17

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Solution

The fourth proportional to 886,525.15, 1,223,464.26 and 494,119.17 is: 681,917.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,525.15 : 1,223,464.26 = 494,119.17 : x
  2. Step 2: Convert to fraction form
    886,525.15/1,223,464.26 = 494,119.17/x
  3. Step 3: Cross multiply
    886,525.15x = 1,223,464.26 × 494,119.17
  4. Step 4: Simplify right side
    886,525.15x = 604,537,144,675.86
  5. Step 5: Solve for x
    x = 604,537,144,675.86/886,525.15
  6. Step 6: Final answer
    x = 681,917.65

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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.