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Finding the Fourth Proportional to 624,266.10, 936,399.15 and 224,919.90

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Solution

The fourth proportional to 624,266.10, 936,399.15 and 224,919.90 is: 337,379.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    624,266.10 : 936,399.15 = 224,919.90 : x
  2. Step 2: Convert to fraction form
    624,266.10/936,399.15 = 224,919.90/x
  3. Step 3: Cross multiply
    624,266.10x = 936,399.15 × 224,919.90
  4. Step 4: Simplify right side
    624,266.10x = 210,614,803,178.09
  5. Step 5: Solve for x
    x = 210,614,803,178.09/624,266.10
  6. Step 6: Final answer
    x = 337,379.85

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Similar ratio
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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.