Home / 477,719.26-659,177.30-273,730.93

Finding the Fourth Proportional to 477,719.26, 659,177.30 and 273,730.93

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Solution

The fourth proportional to 477,719.26, 659,177.30 and 273,730.93 is: 377,705.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,719.26 : 659,177.30 = 273,730.93 : x
  2. Step 2: Convert to fraction form
    477,719.26/659,177.30 = 273,730.93/x
  3. Step 3: Cross multiply
    477,719.26x = 659,177.30 × 273,730.93
  4. Step 4: Simplify right side
    477,719.26x = 180,437,215,363.89
  5. Step 5: Solve for x
    x = 180,437,215,363.89/477,719.26
  6. Step 6: Final answer
    x = 377,705.55

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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.