Home / 734,637.57-1,013,744.24-412,285.39

Finding the Fourth Proportional to 734,637.57, 1,013,744.24 and 412,285.39

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Solution

The fourth proportional to 734,637.57, 1,013,744.24 and 412,285.39 is: 568,922.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    734,637.57 : 1,013,744.24 = 412,285.39 : x
  2. Step 2: Convert to fraction form
    734,637.57/1,013,744.24 = 412,285.39/x
  3. Step 3: Cross multiply
    734,637.57x = 1,013,744.24 × 412,285.39
  4. Step 4: Simplify right side
    734,637.57x = 417,951,934,279.93
  5. Step 5: Solve for x
    x = 417,951,934,279.93/734,637.57
  6. Step 6: Final answer
    x = 568,922.63

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Double scale
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1.5x scale

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.