Home / 1,295,520.99-1,943,626.09-442,591.39

Finding the Fourth Proportional to 1,295,520.99, 1,943,626.09 and 442,591.39

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Solution

The fourth proportional to 1,295,520.99, 1,943,626.09 and 442,591.39 is: 664,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,295,520.99 : 1,943,626.09 = 442,591.39 : x
  2. Step 2: Convert to fraction form
    1,295,520.99/1,943,626.09 = 442,591.39/x
  3. Step 3: Cross multiply
    1,295,520.99x = 1,943,626.09 × 442,591.39
  4. Step 4: Simplify right side
    1,295,520.99x = 860,232,172,813.37
  5. Step 5: Solve for x
    x = 860,232,172,813.37/1,295,520.99
  6. Step 6: Final answer
    x = 664,004.81

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.