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Finding the Fourth Proportional to 358,545.75, 537,818.67 and 109,227.75

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Solution

The fourth proportional to 358,545.75, 537,818.67 and 109,227.75 is: 163,841.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    358,545.75 : 537,818.67 = 109,227.75 : x
  2. Step 2: Convert to fraction form
    358,545.75/537,818.67 = 109,227.75/x
  3. Step 3: Cross multiply
    358,545.75x = 537,818.67 × 109,227.75
  4. Step 4: Simplify right side
    358,545.75x = 58,744,723,232.09
  5. Step 5: Solve for x
    x = 58,744,723,232.09/358,545.75
  6. Step 6: Final answer
    x = 163,841.64

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1.5x scale

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.