Home / 756,408.03-1,043,825.10-412,254.83

Finding the Fourth Proportional to 756,408.03, 1,043,825.10 and 412,254.83

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Solution

The fourth proportional to 756,408.03, 1,043,825.10 and 412,254.83 is: 568,901.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    756,408.03 : 1,043,825.10 = 412,254.83 : x
  2. Step 2: Convert to fraction form
    756,408.03/1,043,825.10 = 412,254.83/x
  3. Step 3: Cross multiply
    756,408.03x = 1,043,825.10 × 412,254.83
  4. Step 4: Simplify right side
    756,408.03x = 430,321,933,931.11
  5. Step 5: Solve for x
    x = 430,321,933,931.11/756,408.03
  6. Step 6: Final answer
    x = 568,901.86

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1.5x scale

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.