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Finding the Fourth Proportional to 3,014.65, 4,522.63 and 934.61

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Solution

The fourth proportional to 3,014.65, 4,522.63 and 934.61 is: 1,402.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.65 : 4,522.63 = 934.61 : x
  2. Step 2: Convert to fraction form
    3,014.65/4,522.63 = 934.61/x
  3. Step 3: Cross multiply
    3,014.65x = 4,522.63 × 934.61
  4. Step 4: Simplify right side
    3,014.65x = 4,226,907.56
  5. Step 5: Solve for x
    x = 4,226,907.56/3,014.65
  6. Step 6: Final answer
    x = 1,402.12

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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.