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Finding the Fourth Proportional to 504,335.54, 696,049.53 and 323,076.98

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Solution

The fourth proportional to 504,335.54, 696,049.53 and 323,076.98 is: 445,888.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,335.54 : 696,049.53 = 323,076.98 : x
  2. Step 2: Convert to fraction form
    504,335.54/696,049.53 = 323,076.98/x
  3. Step 3: Cross multiply
    504,335.54x = 696,049.53 × 323,076.98
  4. Step 4: Simplify right side
    504,335.54x = 224,877,580,082.82
  5. Step 5: Solve for x
    x = 224,877,580,082.82/504,335.54
  6. Step 6: Final answer
    x = 445,888.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.