Home / 320,636.46-481,020.30-110,247.06

Finding the Fourth Proportional to 320,636.46, 481,020.30 and 110,247.06

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Solution

The fourth proportional to 320,636.46, 481,020.30 and 110,247.06 is: 165,393.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,636.46 : 481,020.30 = 110,247.06 : x
  2. Step 2: Convert to fraction form
    320,636.46/481,020.30 = 110,247.06/x
  3. Step 3: Cross multiply
    320,636.46x = 481,020.30 × 110,247.06
  4. Step 4: Simplify right side
    320,636.46x = 53,031,073,875.32
  5. Step 5: Solve for x
    x = 53,031,073,875.32/320,636.46
  6. Step 6: Final answer
    x = 165,393.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.