Home / 756,238.88-1,043,631.92-416,729.00

Finding the Fourth Proportional to 756,238.88, 1,043,631.92 and 416,729.00

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Solution

The fourth proportional to 756,238.88, 1,043,631.92 and 416,729.00 is: 575,098.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,238.88 : 1,043,631.92 = 416,729.00 : x
  2. Step 2: Convert to fraction form
    756,238.88/1,043,631.92 = 416,729.00/x
  3. Step 3: Cross multiply
    756,238.88x = 1,043,631.92 × 416,729.00
  4. Step 4: Simplify right side
    756,238.88x = 434,911,682,213.34
  5. Step 5: Solve for x
    x = 434,911,682,213.34/756,238.88
  6. Step 6: Final answer
    x = 575,098.29

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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.