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Finding the Fourth Proportional to 543,794.83, 750,416.01 and 302,092.61

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Solution

The fourth proportional to 543,794.83, 750,416.01 and 302,092.61 is: 416,876.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,794.83 : 750,416.01 = 302,092.61 : x
  2. Step 2: Convert to fraction form
    543,794.83/750,416.01 = 302,092.61/x
  3. Step 3: Cross multiply
    543,794.83x = 750,416.01 × 302,092.61
  4. Step 4: Simplify right side
    543,794.83x = 226,695,127,861.03
  5. Step 5: Solve for x
    x = 226,695,127,861.03/543,794.83
  6. Step 6: Final answer
    x = 416,876.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.