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Finding the Fourth Proportional to 425,774.88, 587,556.72 and 234,788.24

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Solution

The fourth proportional to 425,774.88, 587,556.72 and 234,788.24 is: 324,000.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,774.88 : 587,556.72 = 234,788.24 : x
  2. Step 2: Convert to fraction form
    425,774.88/587,556.72 = 234,788.24/x
  3. Step 3: Cross multiply
    425,774.88x = 587,556.72 × 234,788.24
  4. Step 4: Simplify right side
    425,774.88x = 137,951,408,188.97
  5. Step 5: Solve for x
    x = 137,951,408,188.97/425,774.88
  6. Step 6: Final answer
    x = 324,000.82

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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.