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Finding the Fourth Proportional to 429,582.33, 592,334.48 and 274,324.50

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Solution

The fourth proportional to 429,582.33, 592,334.48 and 274,324.50 is: 378,255.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,582.33 : 592,334.48 = 274,324.50 : x
  2. Step 2: Convert to fraction form
    429,582.33/592,334.48 = 274,324.50/x
  3. Step 3: Cross multiply
    429,582.33x = 592,334.48 × 274,324.50
  4. Step 4: Simplify right side
    429,582.33x = 162,491,860,058.76
  5. Step 5: Solve for x
    x = 162,491,860,058.76/429,582.33
  6. Step 6: Final answer
    x = 378,255.46

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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.