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Finding the Fourth Proportional to 9,133.76, 13,698.96 and 6,492.92

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Solution

The fourth proportional to 9,133.76, 13,698.96 and 6,492.92 is: 9,738.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,133.76 : 13,698.96 = 6,492.92 : x
  2. Step 2: Convert to fraction form
    9,133.76/13,698.96 = 6,492.92/x
  3. Step 3: Cross multiply
    9,133.76x = 13,698.96 × 6,492.92
  4. Step 4: Simplify right side
    9,133.76x = 88,946,251.36
  5. Step 5: Solve for x
    x = 88,946,251.36/9,133.76
  6. Step 6: Final answer
    x = 9,738.19

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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.