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Finding the Fourth Proportional to 358,510.08, 537,761.46 and 92,269.56

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Solution

The fourth proportional to 358,510.08, 537,761.46 and 92,269.56 is: 138,403.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,510.08 : 537,761.46 = 92,269.56 : x
  2. Step 2: Convert to fraction form
    358,510.08/537,761.46 = 92,269.56/x
  3. Step 3: Cross multiply
    358,510.08x = 537,761.46 × 92,269.56
  4. Step 4: Simplify right side
    358,510.08x = 49,619,013,299.16
  5. Step 5: Solve for x
    x = 49,619,013,299.16/358,510.08
  6. Step 6: Final answer
    x = 138,403.40

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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.