Home / 284,682.06-392,606.75-236,207.21

Finding the Fourth Proportional to 284,682.06, 392,606.75 and 236,207.21

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Solution

The fourth proportional to 284,682.06, 392,606.75 and 236,207.21 is: 325,754.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,682.06 : 392,606.75 = 236,207.21 : x
  2. Step 2: Convert to fraction form
    284,682.06/392,606.75 = 236,207.21/x
  3. Step 3: Cross multiply
    284,682.06x = 392,606.75 × 236,207.21
  4. Step 4: Simplify right side
    284,682.06x = 92,736,541,900.60
  5. Step 5: Solve for x
    x = 92,736,541,900.60/284,682.06
  6. Step 6: Final answer
    x = 325,754.78

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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.