Home / 785,004.30-1,083,325.83-440,867.70

Finding the Fourth Proportional to 785,004.30, 1,083,325.83 and 440,867.70

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Solution

The fourth proportional to 785,004.30, 1,083,325.83 and 440,867.70 is: 608,408.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    785,004.30 : 1,083,325.83 = 440,867.70 : x
  2. Step 2: Convert to fraction form
    785,004.30/1,083,325.83 = 440,867.70/x
  3. Step 3: Cross multiply
    785,004.30x = 1,083,325.83 × 440,867.70
  4. Step 4: Simplify right side
    785,004.30x = 477,603,367,022.69
  5. Step 5: Solve for x
    x = 477,603,367,022.69/785,004.30
  6. Step 6: Final answer
    x = 608,408.60

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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.