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Finding the Fourth Proportional to 597,432.82, 824,762 and 404,857.88

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Solution

The fourth proportional to 597,432.82, 824,762 and 404,857.88 is: 558,910.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    597,432.82 : 824,762 = 404,857.88 : x
  2. Step 2: Convert to fraction form
    597,432.82/824,762 = 404,857.88/x
  3. Step 3: Cross multiply
    597,432.82x = 824,762 × 404,857.88
  4. Step 4: Simplify right side
    597,432.82x = 333,911,394,824.56
  5. Step 5: Solve for x
    x = 333,911,394,824.56/597,432.82
  6. Step 6: Final answer
    x = 558,910.36

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1.5x scale

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.