Home / 809,325.62-1,116,895.78-441,822.35

Finding the Fourth Proportional to 809,325.62, 1,116,895.78 and 441,822.35

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Solution

The fourth proportional to 809,325.62, 1,116,895.78 and 441,822.35 is: 609,729.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,325.62 : 1,116,895.78 = 441,822.35 : x
  2. Step 2: Convert to fraction form
    809,325.62/1,116,895.78 = 441,822.35/x
  3. Step 3: Cross multiply
    809,325.62x = 1,116,895.78 × 441,822.35
  4. Step 4: Simplify right side
    809,325.62x = 493,469,516,537.00
  5. Step 5: Solve for x
    x = 493,469,516,537.00/809,325.62
  6. Step 6: Final answer
    x = 609,729.27

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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.