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Finding the Fourth Proportional to 336,483.78, 504,536.58 and 111,723.96

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Solution

The fourth proportional to 336,483.78, 504,536.58 and 111,723.96 is: 167,523.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,483.78 : 504,536.58 = 111,723.96 : x
  2. Step 2: Convert to fraction form
    336,483.78/504,536.58 = 111,723.96/x
  3. Step 3: Cross multiply
    336,483.78x = 504,536.58 × 111,723.96
  4. Step 4: Simplify right side
    336,483.78x = 56,368,824,682.46
  5. Step 5: Solve for x
    x = 56,368,824,682.46/336,483.78
  6. Step 6: Final answer
    x = 167,523.16

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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.