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Finding the Fourth Proportional to 447,536.94, 671,404.05 and 194,857.98

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Solution

The fourth proportional to 447,536.94, 671,404.05 and 194,857.98 is: 292,329.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,536.94 : 671,404.05 = 194,857.98 : x
  2. Step 2: Convert to fraction form
    447,536.94/671,404.05 = 194,857.98/x
  3. Step 3: Cross multiply
    447,536.94x = 671,404.05 × 194,857.98
  4. Step 4: Simplify right side
    447,536.94x = 130,828,436,946.82
  5. Step 5: Solve for x
    x = 130,828,436,946.82/447,536.94
  6. Step 6: Final answer
    x = 292,329.92

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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.