Home / 856,169.84-1,181,511.96-493,592.24

Finding the Fourth Proportional to 856,169.84, 1,181,511.96 and 493,592.24

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Solution

The fourth proportional to 856,169.84, 1,181,511.96 and 493,592.24 is: 681,155.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,169.84 : 1,181,511.96 = 493,592.24 : x
  2. Step 2: Convert to fraction form
    856,169.84/1,181,511.96 = 493,592.24/x
  3. Step 3: Cross multiply
    856,169.84x = 1,181,511.96 × 493,592.24
  4. Step 4: Simplify right side
    856,169.84x = 583,185,134,923.19
  5. Step 5: Solve for x
    x = 583,185,134,923.19/856,169.84
  6. Step 6: Final answer
    x = 681,155.90

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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.