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Finding the Fourth Proportional to 484,894.72, 727,726.08 and 204,605.44

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Solution

The fourth proportional to 484,894.72, 727,726.08 and 204,605.44 is: 307,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,894.72 : 727,726.08 = 204,605.44 : x
  2. Step 2: Convert to fraction form
    484,894.72/727,726.08 = 204,605.44/x
  3. Step 3: Cross multiply
    484,894.72x = 727,726.08 × 204,605.44
  4. Step 4: Simplify right side
    484,894.72x = 148,896,714,797.88
  5. Step 5: Solve for x
    x = 148,896,714,797.88/484,894.72
  6. Step 6: Final answer
    x = 307,070.19

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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.