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Finding the Fourth Proportional to 429,798.83, 593,087.67 and 248,522.49

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Solution

The fourth proportional to 429,798.83, 593,087.67 and 248,522.49 is: 342,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,798.83 : 593,087.67 = 248,522.49 : x
  2. Step 2: Convert to fraction form
    429,798.83/593,087.67 = 248,522.49/x
  3. Step 3: Cross multiply
    429,798.83x = 593,087.67 × 248,522.49
  4. Step 4: Simplify right side
    429,798.83x = 147,395,624,536.70
  5. Step 5: Solve for x
    x = 147,395,624,536.70/429,798.83
  6. Step 6: Final answer
    x = 342,940.97

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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.