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Finding the Fourth Proportional to 5,824.99, 8,737.45 and 3,485.65

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Solution

The fourth proportional to 5,824.99, 8,737.45 and 3,485.65 is: 5,228.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,824.99 : 8,737.45 = 3,485.65 : x
  2. Step 2: Convert to fraction form
    5,824.99/8,737.45 = 3,485.65/x
  3. Step 3: Cross multiply
    5,824.99x = 8,737.45 × 3,485.65
  4. Step 4: Simplify right side
    5,824.99x = 30,455,683.88
  5. Step 5: Solve for x
    x = 30,455,683.88/5,824.99
  6. Step 6: Final answer
    x = 5,228.45

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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.