Home / 406,037.89-608,846.97-178,240.27

Finding the Fourth Proportional to 406,037.89, 608,846.97 and 178,240.27

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Solution

The fourth proportional to 406,037.89, 608,846.97 and 178,240.27 is: 267,268.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,037.89 : 608,846.97 = 178,240.27 : x
  2. Step 2: Convert to fraction form
    406,037.89/608,846.97 = 178,240.27/x
  3. Step 3: Cross multiply
    406,037.89x = 608,846.97 × 178,240.27
  4. Step 4: Simplify right side
    406,037.89x = 108,521,048,321.48
  5. Step 5: Solve for x
    x = 108,521,048,321.48/406,037.89
  6. Step 6: Final answer
    x = 267,268.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.