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Finding the Fourth Proportional to 576,055.35, 864,083.03 and 365,930.55

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Solution

The fourth proportional to 576,055.35, 864,083.03 and 365,930.55 is: 548,895.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,055.35 : 864,083.03 = 365,930.55 : x
  2. Step 2: Convert to fraction form
    576,055.35/864,083.03 = 365,930.55/x
  3. Step 3: Cross multiply
    576,055.35x = 864,083.03 × 365,930.55
  4. Step 4: Simplify right side
    576,055.35x = 316,194,376,583.91
  5. Step 5: Solve for x
    x = 316,194,376,583.91/576,055.35
  6. Step 6: Final answer
    x = 548,895.83

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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.