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Finding the Fourth Proportional to 504,770.02, 756,407.04 and 204,885.70

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Solution

The fourth proportional to 504,770.02, 756,407.04 and 204,885.70 is: 307,024.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,770.02 : 756,407.04 = 204,885.70 : x
  2. Step 2: Convert to fraction form
    504,770.02/756,407.04 = 204,885.70/x
  3. Step 3: Cross multiply
    504,770.02x = 756,407.04 × 204,885.70
  4. Step 4: Simplify right side
    504,770.02x = 154,976,985,875.33
  5. Step 5: Solve for x
    x = 154,976,985,875.33/504,770.02
  6. Step 6: Final answer
    x = 307,024.94

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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.