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Finding the Fourth Proportional to 429,704.68, 593,007.94 and 248,473.48

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Solution

The fourth proportional to 429,704.68, 593,007.94 and 248,473.48 is: 342,902.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,704.68 : 593,007.94 = 248,473.48 : x
  2. Step 2: Convert to fraction form
    429,704.68/593,007.94 = 248,473.48/x
  3. Step 3: Cross multiply
    429,704.68x = 593,007.94 × 248,473.48
  4. Step 4: Simplify right side
    429,704.68x = 147,346,746,519.43
  5. Step 5: Solve for x
    x = 147,346,746,519.43/429,704.68
  6. Step 6: Final answer
    x = 342,902.35

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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.