Home / 289,148.72-433,229.54-204,768.69

Finding the Fourth Proportional to 289,148.72, 433,229.54 and 204,768.69

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Solution

The fourth proportional to 289,148.72, 433,229.54 and 204,768.69 is: 306,803.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,148.72 : 433,229.54 = 204,768.69 : x
  2. Step 2: Convert to fraction form
    289,148.72/433,229.54 = 204,768.69/x
  3. Step 3: Cross multiply
    289,148.72x = 433,229.54 × 204,768.69
  4. Step 4: Simplify right side
    289,148.72x = 88,711,844,351.26
  5. Step 5: Solve for x
    x = 88,711,844,351.26/289,148.72
  6. Step 6: Final answer
    x = 306,803.52

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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.