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Finding the Fourth Proportional to 504,479.11, 695,787.52 and 323,208.02

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Solution

The fourth proportional to 504,479.11, 695,787.52 and 323,208.02 is: 445,774.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,479.11 : 695,787.52 = 323,208.02 : x
  2. Step 2: Convert to fraction form
    504,479.11/695,787.52 = 323,208.02/x
  3. Step 3: Cross multiply
    504,479.11x = 695,787.52 × 323,208.02
  4. Step 4: Simplify right side
    504,479.11x = 224,884,108,217.37
  5. Step 5: Solve for x
    x = 224,884,108,217.37/504,479.11
  6. Step 6: Final answer
    x = 445,774.87

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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.