Home / 411,790.23-568,222.70-230,512.23

Finding the Fourth Proportional to 411,790.23, 568,222.70 and 230,512.23

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Solution

The fourth proportional to 411,790.23, 568,222.70 and 230,512.23 is: 318,080.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,790.23 : 568,222.70 = 230,512.23 : x
  2. Step 2: Convert to fraction form
    411,790.23/568,222.70 = 230,512.23/x
  3. Step 3: Cross multiply
    411,790.23x = 568,222.70 × 230,512.23
  4. Step 4: Simplify right side
    411,790.23x = 130,982,280,561.06
  5. Step 5: Solve for x
    x = 130,982,280,561.06/411,790.23
  6. Step 6: Final answer
    x = 318,080.11

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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.