Home / 843,418.37-1,163,934.16-461,453.36

Finding the Fourth Proportional to 843,418.37, 1,163,934.16 and 461,453.36

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Solution

The fourth proportional to 843,418.37, 1,163,934.16 and 461,453.36 is: 636,814.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,418.37 : 1,163,934.16 = 461,453.36 : x
  2. Step 2: Convert to fraction form
    843,418.37/1,163,934.16 = 461,453.36/x
  3. Step 3: Cross multiply
    843,418.37x = 1,163,934.16 × 461,453.36
  4. Step 4: Simplify right side
    843,418.37x = 537,101,321,977.47
  5. Step 5: Solve for x
    x = 537,101,321,977.47/843,418.37
  6. Step 6: Final answer
    x = 636,814.82

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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.