Home / 856,051.92-1,181,349.36-493,473.76

Finding the Fourth Proportional to 856,051.92, 1,181,349.36 and 493,473.76

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Solution

The fourth proportional to 856,051.92, 1,181,349.36 and 493,473.76 is: 680,992.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    856,051.92 : 1,181,349.36 = 493,473.76 : x
  2. Step 2: Convert to fraction form
    856,051.92/1,181,349.36 = 493,473.76/x
  3. Step 3: Cross multiply
    856,051.92x = 1,181,349.36 × 493,473.76
  4. Step 4: Simplify right side
    856,051.92x = 582,964,910,552.79
  5. Step 5: Solve for x
    x = 582,964,910,552.79/856,051.92
  6. Step 6: Final answer
    x = 680,992.47

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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.