Home / 1,391,415.30-2,087,093.23-380,537.25

Finding the Fourth Proportional to 1,391,415.30, 2,087,093.23 and 380,537.25

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Solution

The fourth proportional to 1,391,415.30, 2,087,093.23 and 380,537.25 is: 570,797.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,415.30 : 2,087,093.23 = 380,537.25 : x
  2. Step 2: Convert to fraction form
    1,391,415.30/2,087,093.23 = 380,537.25/x
  3. Step 3: Cross multiply
    1,391,415.30x = 2,087,093.23 × 380,537.25
  4. Step 4: Simplify right side
    1,391,415.30x = 794,216,723,340.30
  5. Step 5: Solve for x
    x = 794,216,723,340.30/1,391,415.30
  6. Step 6: Final answer
    x = 570,797.75

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1.5x scale

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.