Home / 338,432.70-466,977.91-193,172.16

Finding the Fourth Proportional to 338,432.70, 466,977.91 and 193,172.16

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Solution

The fourth proportional to 338,432.70, 466,977.91 and 193,172.16 is: 266,543.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,432.70 : 466,977.91 = 193,172.16 : x
  2. Step 2: Convert to fraction form
    338,432.70/466,977.91 = 193,172.16/x
  3. Step 3: Cross multiply
    338,432.70x = 466,977.91 × 193,172.16
  4. Step 4: Simplify right side
    338,432.70x = 90,207,131,546.99
  5. Step 5: Solve for x
    x = 90,207,131,546.99/338,432.70
  6. Step 6: Final answer
    x = 266,543.78

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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.