Home / 294,311.37-406,137.72-166,984.23

Finding the Fourth Proportional to 294,311.37, 406,137.72 and 166,984.23

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Solution

The fourth proportional to 294,311.37, 406,137.72 and 166,984.23 is: 230,431.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,311.37 : 406,137.72 = 166,984.23 : x
  2. Step 2: Convert to fraction form
    294,311.37/406,137.72 = 166,984.23/x
  3. Step 3: Cross multiply
    294,311.37x = 406,137.72 × 166,984.23
  4. Step 4: Simplify right side
    294,311.37x = 67,818,594,448.16
  5. Step 5: Solve for x
    x = 67,818,594,448.16/294,311.37
  6. Step 6: Final answer
    x = 230,431.45

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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.