Home / 744,758.53-1,116,262.99-344,553.93

Finding the Fourth Proportional to 744,758.53, 1,116,262.99 and 344,553.93

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Solution

The fourth proportional to 744,758.53, 1,116,262.99 and 344,553.93 is: 516,426.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    744,758.53 : 1,116,262.99 = 344,553.93 : x
  2. Step 2: Convert to fraction form
    744,758.53/1,116,262.99 = 344,553.93/x
  3. Step 3: Cross multiply
    744,758.53x = 1,116,262.99 × 344,553.93
  4. Step 4: Simplify right side
    744,758.53x = 384,612,800,118.05
  5. Step 5: Solve for x
    x = 384,612,800,118.05/744,758.53
  6. Step 6: Final answer
    x = 516,426.18

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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.