Home / 371,231.10-512,210.34-226,035.18

Finding the Fourth Proportional to 371,231.10, 512,210.34 and 226,035.18

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Solution

The fourth proportional to 371,231.10, 512,210.34 and 226,035.18 is: 311,874.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,231.10 : 512,210.34 = 226,035.18 : x
  2. Step 2: Convert to fraction form
    371,231.10/512,210.34 = 226,035.18/x
  3. Step 3: Cross multiply
    371,231.10x = 512,210.34 × 226,035.18
  4. Step 4: Simplify right side
    371,231.10x = 115,777,556,399.76
  5. Step 5: Solve for x
    x = 115,777,556,399.76/371,231.10
  6. Step 6: Final answer
    x = 311,874.62

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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.