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Finding the Fourth Proportional to 336,514.89, 504,663.11 and 111,814.98

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Solution

The fourth proportional to 336,514.89, 504,663.11 and 111,814.98 is: 167,686.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,514.89 : 504,663.11 = 111,814.98 : x
  2. Step 2: Convert to fraction form
    336,514.89/504,663.11 = 111,814.98/x
  3. Step 3: Cross multiply
    336,514.89x = 504,663.11 × 111,814.98
  4. Step 4: Simplify right side
    336,514.89x = 56,428,895,551.39
  5. Step 5: Solve for x
    x = 56,428,895,551.39/336,514.89
  6. Step 6: Final answer
    x = 167,686.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.