Home / 477,748.66-659,273.23-259,958.18

Finding the Fourth Proportional to 477,748.66, 659,273.23 and 259,958.18

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Solution

The fourth proportional to 477,748.66, 659,273.23 and 259,958.18 is: 358,731.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,748.66 : 659,273.23 = 259,958.18 : x
  2. Step 2: Convert to fraction form
    477,748.66/659,273.23 = 259,958.18/x
  3. Step 3: Cross multiply
    477,748.66x = 659,273.23 × 259,958.18
  4. Step 4: Simplify right side
    477,748.66x = 171,383,468,993.52
  5. Step 5: Solve for x
    x = 171,383,468,993.52/477,748.66
  6. Step 6: Final answer
    x = 358,731.45

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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.