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Finding the Fourth Proportional to 7,193.91, 10,788.86 and 4,557.50

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Solution

The fourth proportional to 7,193.91, 10,788.86 and 4,557.50 is: 6,834.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,193.91 : 10,788.86 = 4,557.50 : x
  2. Step 2: Convert to fraction form
    7,193.91/10,788.86 = 4,557.50/x
  3. Step 3: Cross multiply
    7,193.91x = 10,788.86 × 4,557.50
  4. Step 4: Simplify right side
    7,193.91x = 49,170,152.72
  5. Step 5: Solve for x
    x = 49,170,152.72/7,193.91
  6. Step 6: Final answer
    x = 6,834.97

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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.