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Finding the Fourth Proportional to 7,492.79, 10,343.94 and 5,473.94

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Solution

The fourth proportional to 7,492.79, 10,343.94 and 5,473.94 is: 7,556.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.79 : 10,343.94 = 5,473.94 : x
  2. Step 2: Convert to fraction form
    7,492.79/10,343.94 = 5,473.94/x
  3. Step 3: Cross multiply
    7,492.79x = 10,343.94 × 5,473.94
  4. Step 4: Simplify right side
    7,492.79x = 56,622,106.92
  5. Step 5: Solve for x
    x = 56,622,106.92/7,492.79
  6. Step 6: Final answer
    x = 7,556.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.