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Finding the Fourth Proportional to 34,405.99, 51,609.06 and 9,446.38

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Solution

The fourth proportional to 34,405.99, 51,609.06 and 9,446.38 is: 14,169.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,405.99 : 51,609.06 = 9,446.38 : x
  2. Step 2: Convert to fraction form
    34,405.99/51,609.06 = 9,446.38/x
  3. Step 3: Cross multiply
    34,405.99x = 51,609.06 × 9,446.38
  4. Step 4: Simplify right side
    34,405.99x = 487,518,792.20
  5. Step 5: Solve for x
    x = 487,518,792.20/34,405.99
  6. Step 6: Final answer
    x = 14,169.59

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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.