Home / 842,993.28-1,163,328.23-455,805.95

Finding the Fourth Proportional to 842,993.28, 1,163,328.23 and 455,805.95

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Solution

The fourth proportional to 842,993.28, 1,163,328.23 and 455,805.95 is: 629,010.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,993.28 : 1,163,328.23 = 455,805.95 : x
  2. Step 2: Convert to fraction form
    842,993.28/1,163,328.23 = 455,805.95/x
  3. Step 3: Cross multiply
    842,993.28x = 1,163,328.23 × 455,805.95
  4. Step 4: Simplify right side
    842,993.28x = 530,251,920,941.30
  5. Step 5: Solve for x
    x = 530,251,920,941.30/842,993.28
  6. Step 6: Final answer
    x = 629,010.85

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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.