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Finding the Fourth Proportional to 543,497.29, 750,011.84 and 301,773.64

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Solution

The fourth proportional to 543,497.29, 750,011.84 and 301,773.64 is: 416,439.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    543,497.29 : 750,011.84 = 301,773.64 : x
  2. Step 2: Convert to fraction form
    543,497.29/750,011.84 = 301,773.64/x
  3. Step 3: Cross multiply
    543,497.29x = 750,011.84 × 301,773.64
  4. Step 4: Simplify right side
    543,497.29x = 226,333,802,999.90
  5. Step 5: Solve for x
    x = 226,333,802,999.90/543,497.29
  6. Step 6: Final answer
    x = 416,439.62

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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.