Home / 962,610.91-1,328,542.05-554,634.58

Finding the Fourth Proportional to 962,610.91, 1,328,542.05 and 554,634.58

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Solution

The fourth proportional to 962,610.91, 1,328,542.05 and 554,634.58 is: 765,475.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    962,610.91 : 1,328,542.05 = 554,634.58 : x
  2. Step 2: Convert to fraction form
    962,610.91/1,328,542.05 = 554,634.58/x
  3. Step 3: Cross multiply
    962,610.91x = 1,328,542.05 × 554,634.58
  4. Step 4: Simplify right side
    962,610.91x = 736,855,361,914.09
  5. Step 5: Solve for x
    x = 736,855,361,914.09/962,610.91
  6. Step 6: Final answer
    x = 765,475.81

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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.