Home / 278,292.23-384,044.25-150,968.73

Finding the Fourth Proportional to 278,292.23, 384,044.25 and 150,968.73

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Solution

The fourth proportional to 278,292.23, 384,044.25 and 150,968.73 is: 208,337.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    278,292.23 : 384,044.25 = 150,968.73 : x
  2. Step 2: Convert to fraction form
    278,292.23/384,044.25 = 150,968.73/x
  3. Step 3: Cross multiply
    278,292.23x = 384,044.25 × 150,968.73
  4. Step 4: Simplify right side
    278,292.23x = 57,978,672,686.30
  5. Step 5: Solve for x
    x = 57,978,672,686.30/278,292.23
  6. Step 6: Final answer
    x = 208,337.38

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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.