Home / 531,051.26-796,577.65-405,404.89

Finding the Fourth Proportional to 531,051.26, 796,577.65 and 405,404.89

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Solution

The fourth proportional to 531,051.26, 796,577.65 and 405,404.89 is: 608,107.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,051.26 : 796,577.65 = 405,404.89 : x
  2. Step 2: Convert to fraction form
    531,051.26/796,577.65 = 405,404.89/x
  3. Step 3: Cross multiply
    531,051.26x = 796,577.65 × 405,404.89
  4. Step 4: Simplify right side
    531,051.26x = 322,936,474,574.71
  5. Step 5: Solve for x
    x = 322,936,474,574.71/531,051.26
  6. Step 6: Final answer
    x = 608,107.92

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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.