Home / 460,696.12-691,137.06-194,456.92

Finding the Fourth Proportional to 460,696.12, 691,137.06 and 194,456.92

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Solution

The fourth proportional to 460,696.12, 691,137.06 and 194,456.92 is: 291,724.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    460,696.12 : 691,137.06 = 194,456.92 : x
  2. Step 2: Convert to fraction form
    460,696.12/691,137.06 = 194,456.92/x
  3. Step 3: Cross multiply
    460,696.12x = 691,137.06 × 194,456.92
  4. Step 4: Simplify right side
    460,696.12x = 134,396,383,985.46
  5. Step 5: Solve for x
    x = 134,396,383,985.46/460,696.12
  6. Step 6: Final answer
    x = 291,724.58

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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.