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Finding the Fourth Proportional to 531,672.53, 733,751.69 and 302,301.77

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Solution

The fourth proportional to 531,672.53, 733,751.69 and 302,301.77 is: 417,201.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,672.53 : 733,751.69 = 302,301.77 : x
  2. Step 2: Convert to fraction form
    531,672.53/733,751.69 = 302,301.77/x
  3. Step 3: Cross multiply
    531,672.53x = 733,751.69 × 302,301.77
  4. Step 4: Simplify right side
    531,672.53x = 221,814,429,447.22
  5. Step 5: Solve for x
    x = 221,814,429,447.22/531,672.53
  6. Step 6: Final answer
    x = 417,201.23

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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.