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Finding the Fourth Proportional to 5,000.40, 7,492.14 and 2,222.82

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Solution

The fourth proportional to 5,000.40, 7,492.14 and 2,222.82 is: 3,330.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,000.40 : 7,492.14 = 2,222.82 : x
  2. Step 2: Convert to fraction form
    5,000.40/7,492.14 = 2,222.82/x
  3. Step 3: Cross multiply
    5,000.40x = 7,492.14 × 2,222.82
  4. Step 4: Simplify right side
    5,000.40x = 16,653,678.63
  5. Step 5: Solve for x
    x = 16,653,678.63/5,000.40
  6. Step 6: Final answer
    x = 3,330.47

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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.