Home / 265,500.26-398,250.39-154,614.50

Finding the Fourth Proportional to 265,500.26, 398,250.39 and 154,614.50

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Solution

The fourth proportional to 265,500.26, 398,250.39 and 154,614.50 is: 231,921.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,500.26 : 398,250.39 = 154,614.50 : x
  2. Step 2: Convert to fraction form
    265,500.26/398,250.39 = 154,614.50/x
  3. Step 3: Cross multiply
    265,500.26x = 398,250.39 × 154,614.50
  4. Step 4: Simplify right side
    265,500.26x = 61,575,284,924.66
  5. Step 5: Solve for x
    x = 61,575,284,924.66/265,500.26
  6. Step 6: Final answer
    x = 231,921.75

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1.5x scale

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.