Home / 413,231.10-619,190.55-272,825.70

Finding the Fourth Proportional to 413,231.10, 619,190.55 and 272,825.70

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Solution

The fourth proportional to 413,231.10, 619,190.55 and 272,825.70 is: 408,805.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,231.10 : 619,190.55 = 272,825.70 : x
  2. Step 2: Convert to fraction form
    413,231.10/619,190.55 = 272,825.70/x
  3. Step 3: Cross multiply
    413,231.10x = 619,190.55 × 272,825.70
  4. Step 4: Simplify right side
    413,231.10x = 168,931,095,237.14
  5. Step 5: Solve for x
    x = 168,931,095,237.14/413,231.10
  6. Step 6: Final answer
    x = 408,805.38

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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.