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Finding the Fourth Proportional to 375,124.98, 517,672.50 and 205,359.11

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Solution

The fourth proportional to 375,124.98, 517,672.50 and 205,359.11 is: 283,395.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,124.98 : 517,672.50 = 205,359.11 : x
  2. Step 2: Convert to fraction form
    375,124.98/517,672.50 = 205,359.11/x
  3. Step 3: Cross multiply
    375,124.98x = 517,672.50 × 205,359.11
  4. Step 4: Simplify right side
    375,124.98x = 106,308,764,318.03
  5. Step 5: Solve for x
    x = 106,308,764,318.03/375,124.98
  6. Step 6: Final answer
    x = 283,395.58

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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.