Home / 289,611.46-433,508.37-199,126.16

Finding the Fourth Proportional to 289,611.46, 433,508.37 and 199,126.16

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Solution

The fourth proportional to 289,611.46, 433,508.37 and 199,126.16 is: 298,064.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    289,611.46 : 433,508.37 = 199,126.16 : x
  2. Step 2: Convert to fraction form
    289,611.46/433,508.37 = 199,126.16/x
  3. Step 3: Cross multiply
    289,611.46x = 433,508.37 × 199,126.16
  4. Step 4: Simplify right side
    289,611.46x = 86,322,857,045.96
  5. Step 5: Solve for x
    x = 86,322,857,045.96/289,611.46
  6. Step 6: Final answer
    x = 298,064.37

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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.