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Finding the Fourth Proportional to 245,309.74, 367,231.20 and 150,240.58

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Solution

The fourth proportional to 245,309.74, 367,231.20 and 150,240.58 is: 224,911.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,309.74 : 367,231.20 = 150,240.58 : x
  2. Step 2: Convert to fraction form
    245,309.74/367,231.20 = 150,240.58/x
  3. Step 3: Cross multiply
    245,309.74x = 367,231.20 × 150,240.58
  4. Step 4: Simplify right side
    245,309.74x = 55,173,028,482.10
  5. Step 5: Solve for x
    x = 55,173,028,482.10/245,309.74
  6. Step 6: Final answer
    x = 224,911.69

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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.