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Finding the Fourth Proportional to 504,177.30, 756,263.90 and 204,655.36

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Solution

The fourth proportional to 504,177.30, 756,263.90 and 204,655.36 is: 306,982.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,177.30 : 756,263.90 = 204,655.36 : x
  2. Step 2: Convert to fraction form
    504,177.30/756,263.90 = 204,655.36/x
  3. Step 3: Cross multiply
    504,177.30x = 756,263.90 × 204,655.36
  4. Step 4: Simplify right side
    504,177.30x = 154,773,460,709.50
  5. Step 5: Solve for x
    x = 154,773,460,709.50/504,177.30
  6. Step 6: Final answer
    x = 306,982.21

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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.