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Finding the Fourth Proportional to 358,937.53, 537,898.73 and 199,083.89

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Solution

The fourth proportional to 358,937.53, 537,898.73 and 199,083.89 is: 298,344.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,937.53 : 537,898.73 = 199,083.89 : x
  2. Step 2: Convert to fraction form
    358,937.53/537,898.73 = 199,083.89/x
  3. Step 3: Cross multiply
    358,937.53x = 537,898.73 × 199,083.89
  4. Step 4: Simplify right side
    358,937.53x = 107,086,973,063.63
  5. Step 5: Solve for x
    x = 107,086,973,063.63/358,937.53
  6. Step 6: Final answer
    x = 298,344.32

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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.