Home / 354,080.46-531,277.68-185,560.72

Finding the Fourth Proportional to 354,080.46, 531,277.68 and 185,560.72

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Solution

The fourth proportional to 354,080.46, 531,277.68 and 185,560.72 is: 278,423.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,080.46 : 531,277.68 = 185,560.72 : x
  2. Step 2: Convert to fraction form
    354,080.46/531,277.68 = 185,560.72/x
  3. Step 3: Cross multiply
    354,080.46x = 531,277.68 × 185,560.72
  4. Step 4: Simplify right side
    354,080.46x = 98,584,268,188.39
  5. Step 5: Solve for x
    x = 98,584,268,188.39/354,080.46
  6. Step 6: Final answer
    x = 278,423.35

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.