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Finding the Fourth Proportional to 11,595.99, 16,002.03 and 6,290.69

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Solution

The fourth proportional to 11,595.99, 16,002.03 and 6,290.69 is: 8,680.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.99 : 16,002.03 = 6,290.69 : x
  2. Step 2: Convert to fraction form
    11,595.99/16,002.03 = 6,290.69/x
  3. Step 3: Cross multiply
    11,595.99x = 16,002.03 × 6,290.69
  4. Step 4: Simplify right side
    11,595.99x = 100,663,810.10
  5. Step 5: Solve for x
    x = 100,663,810.10/11,595.99
  6. Step 6: Final answer
    x = 8,680.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.