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Finding the Fourth Proportional to 579,530.08, 868,792.56 and 224,299.60

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Solution

The fourth proportional to 579,530.08, 868,792.56 and 224,299.60 is: 336,254.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    579,530.08 : 868,792.56 = 224,299.60 : x
  2. Step 2: Convert to fraction form
    579,530.08/868,792.56 = 224,299.60/x
  3. Step 3: Cross multiply
    579,530.08x = 868,792.56 × 224,299.60
  4. Step 4: Simplify right side
    579,530.08x = 194,869,823,690.98
  5. Step 5: Solve for x
    x = 194,869,823,690.98/579,530.08
  6. Step 6: Final answer
    x = 336,254.89

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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.