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Finding the Fourth Proportional to 528,076.44, 792,402.04 and 224,423.11

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Solution

The fourth proportional to 528,076.44, 792,402.04 and 224,423.11 is: 336,756.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    528,076.44 : 792,402.04 = 224,423.11 : x
  2. Step 2: Convert to fraction form
    528,076.44/792,402.04 = 224,423.11/x
  3. Step 3: Cross multiply
    528,076.44x = 792,402.04 × 224,423.11
  4. Step 4: Simplify right side
    528,076.44x = 177,833,327,000.91
  5. Step 5: Solve for x
    x = 177,833,327,000.91/528,076.44
  6. Step 6: Final answer
    x = 336,756.79

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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.