Home / 245,917.30-339,380.34-150,442.30

Finding the Fourth Proportional to 245,917.30, 339,380.34 and 150,442.30

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Solution

The fourth proportional to 245,917.30, 339,380.34 and 150,442.30 is: 207,619.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,917.30 : 339,380.34 = 150,442.30 : x
  2. Step 2: Convert to fraction form
    245,917.30/339,380.34 = 150,442.30/x
  3. Step 3: Cross multiply
    245,917.30x = 339,380.34 × 150,442.30
  4. Step 4: Simplify right side
    245,917.30x = 51,057,158,924.38
  5. Step 5: Solve for x
    x = 51,057,158,924.38/245,917.30
  6. Step 6: Final answer
    x = 207,619.22

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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.