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Finding the Fourth Proportional to 9,339.01, 14,008.12 and 3,790.84

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Solution

The fourth proportional to 9,339.01, 14,008.12 and 3,790.84 is: 5,686.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,339.01 : 14,008.12 = 3,790.84 : x
  2. Step 2: Convert to fraction form
    9,339.01/14,008.12 = 3,790.84/x
  3. Step 3: Cross multiply
    9,339.01x = 14,008.12 × 3,790.84
  4. Step 4: Simplify right side
    9,339.01x = 53,102,541.62
  5. Step 5: Solve for x
    x = 53,102,541.62/9,339.01
  6. Step 6: Final answer
    x = 5,686.10

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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.