Home / 935,998.26-1,291,566.49-528,076.27

Finding the Fourth Proportional to 935,998.26, 1,291,566.49 and 528,076.27

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Solution

The fourth proportional to 935,998.26, 1,291,566.49 and 528,076.27 is: 728,682.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,998.26 : 1,291,566.49 = 528,076.27 : x
  2. Step 2: Convert to fraction form
    935,998.26/1,291,566.49 = 528,076.27/x
  3. Step 3: Cross multiply
    935,998.26x = 1,291,566.49 × 528,076.27
  4. Step 4: Simplify right side
    935,998.26x = 682,045,614,496.19
  5. Step 5: Solve for x
    x = 682,045,614,496.19/935,998.26
  6. Step 6: Final answer
    x = 728,682.57

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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.