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Finding the Fourth Proportional to 504.04, 755.46 and 247

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Solution

The fourth proportional to 504.04, 755.46 and 247 is: 370.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.04 : 755.46 = 247 : x
  2. Step 2: Convert to fraction form
    504.04/755.46 = 247/x
  3. Step 3: Cross multiply
    504.04x = 755.46 × 247
  4. Step 4: Simplify right side
    504.04x = 186,598.62
  5. Step 5: Solve for x
    x = 186,598.62/504.04
  6. Step 6: Final answer
    x = 370.21

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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.