Home / 302,786.91-417,825.95-181,856.34

Finding the Fourth Proportional to 302,786.91, 417,825.95 and 181,856.34

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Solution

The fourth proportional to 302,786.91, 417,825.95 and 181,856.34 is: 250,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,786.91 : 417,825.95 = 181,856.34 : x
  2. Step 2: Convert to fraction form
    302,786.91/417,825.95 = 181,856.34/x
  3. Step 3: Cross multiply
    302,786.91x = 417,825.95 × 181,856.34
  4. Step 4: Simplify right side
    302,786.91x = 75,984,297,114.74
  5. Step 5: Solve for x
    x = 75,984,297,114.74/302,786.91
  6. Step 6: Final answer
    x = 250,949.74

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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.