Home / 427,977.58-590,601.79-236,986.87

Finding the Fourth Proportional to 427,977.58, 590,601.79 and 236,986.87

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Solution

The fourth proportional to 427,977.58, 590,601.79 and 236,986.87 is: 327,037.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,977.58 : 590,601.79 = 236,986.87 : x
  2. Step 2: Convert to fraction form
    427,977.58/590,601.79 = 236,986.87/x
  3. Step 3: Cross multiply
    427,977.58x = 590,601.79 × 236,986.87
  4. Step 4: Simplify right side
    427,977.58x = 139,964,869,628.50
  5. Step 5: Solve for x
    x = 139,964,869,628.50/427,977.58
  6. Step 6: Final answer
    x = 327,037.85

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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.