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Finding the Fourth Proportional to 504,658.08, 756,987.20 and 205,301.44

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Solution

The fourth proportional to 504,658.08, 756,987.20 and 205,301.44 is: 307,952.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,658.08 : 756,987.20 = 205,301.44 : x
  2. Step 2: Convert to fraction form
    504,658.08/756,987.20 = 205,301.44/x
  3. Step 3: Cross multiply
    504,658.08x = 756,987.20 × 205,301.44
  4. Step 4: Simplify right side
    504,658.08x = 155,410,562,221.57
  5. Step 5: Solve for x
    x = 155,410,562,221.57/504,658.08
  6. Step 6: Final answer
    x = 307,952.19

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1.5x scale

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.