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Finding the Fourth Proportional to 8,359.81, 12,526.04 and 5,890.32

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Solution

The fourth proportional to 8,359.81, 12,526.04 and 5,890.32 is: 8,825.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.81 : 12,526.04 = 5,890.32 : x
  2. Step 2: Convert to fraction form
    8,359.81/12,526.04 = 5,890.32/x
  3. Step 3: Cross multiply
    8,359.81x = 12,526.04 × 5,890.32
  4. Step 4: Simplify right side
    8,359.81x = 73,782,398.66
  5. Step 5: Solve for x
    x = 73,782,398.66/8,359.81
  6. Step 6: Final answer
    x = 8,825.85

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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.