Home / 433,658.62-650,373-196,948.63

Finding the Fourth Proportional to 433,658.62, 650,373 and 196,948.63

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Solution

The fourth proportional to 433,658.62, 650,373 and 196,948.63 is: 295,370.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,658.62 : 650,373 = 196,948.63 : x
  2. Step 2: Convert to fraction form
    433,658.62/650,373 = 196,948.63/x
  3. Step 3: Cross multiply
    433,658.62x = 650,373 × 196,948.63
  4. Step 4: Simplify right side
    433,658.62x = 128,090,071,338.99
  5. Step 5: Solve for x
    x = 128,090,071,338.99/433,658.62
  6. Step 6: Final answer
    x = 295,370.75

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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.