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Finding the Fourth Proportional to 16,608,324.30, 24,912,486.45 and 12,303,652.20

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Solution

The fourth proportional to 16,608,324.30, 24,912,486.45 and 12,303,652.20 is: 18,455,478.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,608,324.30 : 24,912,486.45 = 12,303,652.20 : x
  2. Step 2: Convert to fraction form
    16,608,324.30/24,912,486.45 = 12,303,652.20/x
  3. Step 3: Cross multiply
    16,608,324.30x = 24,912,486.45 × 12,303,652.20
  4. Step 4: Simplify right side
    16,608,324.30x = 306,514,568,718,012.69
  5. Step 5: Solve for x
    x = 306,514,568,718,012.69/16,608,324.30
  6. Step 6: Final answer
    x = 18,455,478.30

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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.