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Finding the Fourth Proportional to 358,296.84, 537,433.84 and 88,426.52

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Solution

The fourth proportional to 358,296.84, 537,433.84 and 88,426.52 is: 132,636.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,296.84 : 537,433.84 = 88,426.52 : x
  2. Step 2: Convert to fraction form
    358,296.84/537,433.84 = 88,426.52/x
  3. Step 3: Cross multiply
    358,296.84x = 537,433.84 × 88,426.52
  4. Step 4: Simplify right side
    358,296.84x = 47,523,404,201.44
  5. Step 5: Solve for x
    x = 47,523,404,201.44/358,296.84
  6. Step 6: Final answer
    x = 132,636.96

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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.