Home / 429,579.32-592,330.34-274,321.49

Finding the Fourth Proportional to 429,579.32, 592,330.34 and 274,321.49

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Solution

The fourth proportional to 429,579.32, 592,330.34 and 274,321.49 is: 378,251.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,579.32 : 592,330.34 = 274,321.49 : x
  2. Step 2: Convert to fraction form
    429,579.32/592,330.34 = 274,321.49/x
  3. Step 3: Cross multiply
    429,579.32x = 592,330.34 × 274,321.49
  4. Step 4: Simplify right side
    429,579.32x = 162,488,943,607.64
  5. Step 5: Solve for x
    x = 162,488,943,607.64/429,579.32
  6. Step 6: Final answer
    x = 378,251.31

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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.