Home / 335,509.12-463,015.34-192,296.80

Finding the Fourth Proportional to 335,509.12, 463,015.34 and 192,296.80

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Solution

The fourth proportional to 335,509.12, 463,015.34 and 192,296.80 is: 265,376.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,509.12 : 463,015.34 = 192,296.80 : x
  2. Step 2: Convert to fraction form
    335,509.12/463,015.34 = 192,296.80/x
  3. Step 3: Cross multiply
    335,509.12x = 463,015.34 × 192,296.80
  4. Step 4: Simplify right side
    335,509.12x = 89,036,368,571.31
  5. Step 5: Solve for x
    x = 89,036,368,571.31/335,509.12
  6. Step 6: Final answer
    x = 265,376.89

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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.