Home / 481,827.08-721,952.19-291,711.17

Finding the Fourth Proportional to 481,827.08, 721,952.19 and 291,711.17

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Solution

The fourth proportional to 481,827.08, 721,952.19 and 291,711.17 is: 437,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,827.08 : 721,952.19 = 291,711.17 : x
  2. Step 2: Convert to fraction form
    481,827.08/721,952.19 = 291,711.17/x
  3. Step 3: Cross multiply
    481,827.08x = 721,952.19 × 291,711.17
  4. Step 4: Simplify right side
    481,827.08x = 210,601,519,833.84
  5. Step 5: Solve for x
    x = 210,601,519,833.84/481,827.08
  6. Step 6: Final answer
    x = 437,089.42

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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.