Home / 317,042.16-437,563.24-196,222.36

Finding the Fourth Proportional to 317,042.16, 437,563.24 and 196,222.36

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Solution

The fourth proportional to 317,042.16, 437,563.24 and 196,222.36 is: 270,814.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,042.16 : 437,563.24 = 196,222.36 : x
  2. Step 2: Convert to fraction form
    317,042.16/437,563.24 = 196,222.36/x
  3. Step 3: Cross multiply
    317,042.16x = 437,563.24 × 196,222.36
  4. Step 4: Simplify right side
    317,042.16x = 85,859,691,602.05
  5. Step 5: Solve for x
    x = 85,859,691,602.05/317,042.16
  6. Step 6: Final answer
    x = 270,814.74

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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.