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Finding the Fourth Proportional to 363,841.52, 545,097.29 and 263,753.46

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Solution

The fourth proportional to 363,841.52, 545,097.29 and 263,753.46 is: 395,148.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,841.52 : 545,097.29 = 263,753.46 : x
  2. Step 2: Convert to fraction form
    363,841.52/545,097.29 = 263,753.46/x
  3. Step 3: Cross multiply
    363,841.52x = 545,097.29 × 263,753.46
  4. Step 4: Simplify right side
    363,841.52x = 143,771,294,955.36
  5. Step 5: Solve for x
    x = 143,771,294,955.36/363,841.52
  6. Step 6: Final answer
    x = 395,148.13

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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.