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Finding the Fourth Proportional to 9,293.04, 13,910.04 and 6,939.12

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Solution

The fourth proportional to 9,293.04, 13,910.04 and 6,939.12 is: 10,386.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,293.04 : 13,910.04 = 6,939.12 : x
  2. Step 2: Convert to fraction form
    9,293.04/13,910.04 = 6,939.12/x
  3. Step 3: Cross multiply
    9,293.04x = 13,910.04 × 6,939.12
  4. Step 4: Simplify right side
    9,293.04x = 96,523,436.76
  5. Step 5: Solve for x
    x = 96,523,436.76/9,293.04
  6. Step 6: Final answer
    x = 10,386.64

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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.