Home / 340,125.24-469,319.76-196,857.30

Finding the Fourth Proportional to 340,125.24, 469,319.76 and 196,857.30

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Solution

The fourth proportional to 340,125.24, 469,319.76 and 196,857.30 is: 271,632.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,125.24 : 469,319.76 = 196,857.30 : x
  2. Step 2: Convert to fraction form
    340,125.24/469,319.76 = 196,857.30/x
  3. Step 3: Cross multiply
    340,125.24x = 469,319.76 × 196,857.30
  4. Step 4: Simplify right side
    340,125.24x = 92,389,020,790.25
  5. Step 5: Solve for x
    x = 92,389,020,790.25/340,125.24
  6. Step 6: Final answer
    x = 271,632.36

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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.