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Finding the Fourth Proportional to 499.88, 750 and 294.50

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Solution

The fourth proportional to 499.88, 750 and 294.50 is: 441.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    499.88 : 750 = 294.50 : x
  2. Step 2: Convert to fraction form
    499.88/750 = 294.50/x
  3. Step 3: Cross multiply
    499.88x = 750 × 294.50
  4. Step 4: Simplify right side
    499.88x = 220,875
  5. Step 5: Solve for x
    x = 220,875/499.88
  6. Step 6: Final answer
    x = 441.86

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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.