Home / 353,966.63-533,618.26-331,134.35

Finding the Fourth Proportional to 353,966.63, 533,618.26 and 331,134.35

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Solution

The fourth proportional to 353,966.63, 533,618.26 and 331,134.35 is: 499,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,966.63 : 533,618.26 = 331,134.35 : x
  2. Step 2: Convert to fraction form
    353,966.63/533,618.26 = 331,134.35/x
  3. Step 3: Cross multiply
    353,966.63x = 533,618.26 × 331,134.35
  4. Step 4: Simplify right side
    353,966.63x = 176,699,337,843.85
  5. Step 5: Solve for x
    x = 176,699,337,843.85/353,966.63
  6. Step 6: Final answer
    x = 499,197.72

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.