Home / 929,813.85-1,394,178.82-360,529.85

Finding the Fourth Proportional to 929,813.85, 1,394,178.82 and 360,529.85

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Solution

The fourth proportional to 929,813.85, 1,394,178.82 and 360,529.85 is: 540,584.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    929,813.85 : 1,394,178.82 = 360,529.85 : x
  2. Step 2: Convert to fraction form
    929,813.85/1,394,178.82 = 360,529.85/x
  3. Step 3: Cross multiply
    929,813.85x = 1,394,178.82 × 360,529.85
  4. Step 4: Simplify right side
    929,813.85x = 502,643,083,431.90
  5. Step 5: Solve for x
    x = 502,643,083,431.90/929,813.85
  6. Step 6: Final answer
    x = 540,584.64

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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.