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Finding the Fourth Proportional to 336,306.84, 504,459.40 and 111,684.12

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Solution

The fourth proportional to 336,306.84, 504,459.40 and 111,684.12 is: 167,525.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,306.84 : 504,459.40 = 111,684.12 : x
  2. Step 2: Convert to fraction form
    336,306.84/504,459.40 = 111,684.12/x
  3. Step 3: Cross multiply
    336,306.84x = 504,459.40 × 111,684.12
  4. Step 4: Simplify right side
    336,306.84x = 56,340,104,164.73
  5. Step 5: Solve for x
    x = 56,340,104,164.73/336,306.84
  6. Step 6: Final answer
    x = 167,525.89

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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.