Home / 739,682.70-1,020,791.07-433,716.54

Finding the Fourth Proportional to 739,682.70, 1,020,791.07 and 433,716.54

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Solution

The fourth proportional to 739,682.70, 1,020,791.07 and 433,716.54 is: 598,545.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    739,682.70 : 1,020,791.07 = 433,716.54 : x
  2. Step 2: Convert to fraction form
    739,682.70/1,020,791.07 = 433,716.54/x
  3. Step 3: Cross multiply
    739,682.70x = 1,020,791.07 × 433,716.54
  4. Step 4: Simplify right side
    739,682.70x = 442,733,970,943.30
  5. Step 5: Solve for x
    x = 442,733,970,943.30/739,682.70
  6. Step 6: Final answer
    x = 598,545.80

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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.