Home / 257,330.93-355,251.11-199,841.27

Finding the Fourth Proportional to 257,330.93, 355,251.11 and 199,841.27

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Solution

The fourth proportional to 257,330.93, 355,251.11 and 199,841.27 is: 275,885.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,330.93 : 355,251.11 = 199,841.27 : x
  2. Step 2: Convert to fraction form
    257,330.93/355,251.11 = 199,841.27/x
  3. Step 3: Cross multiply
    257,330.93x = 355,251.11 × 199,841.27
  4. Step 4: Simplify right side
    257,330.93x = 70,993,830,215.85
  5. Step 5: Solve for x
    x = 70,993,830,215.85/257,330.93
  6. Step 6: Final answer
    x = 275,885.34

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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.