Home / 317,015.64-437,526.34-196,195.80

Finding the Fourth Proportional to 317,015.64, 437,526.34 and 196,195.80

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Solution

The fourth proportional to 317,015.64, 437,526.34 and 196,195.80 is: 270,777.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,015.64 : 437,526.34 = 196,195.80 : x
  2. Step 2: Convert to fraction form
    317,015.64/437,526.34 = 196,195.80/x
  3. Step 3: Cross multiply
    317,015.64x = 437,526.34 × 196,195.80
  4. Step 4: Simplify right side
    317,015.64x = 85,840,830,297.37
  5. Step 5: Solve for x
    x = 85,840,830,297.37/317,015.64
  6. Step 6: Final answer
    x = 270,777.90

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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.