Home / 313,961.60-433,244.40-177,998.24

Finding the Fourth Proportional to 313,961.60, 433,244.40 and 177,998.24

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Solution

The fourth proportional to 313,961.60, 433,244.40 and 177,998.24 is: 245,624.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,961.60 : 433,244.40 = 177,998.24 : x
  2. Step 2: Convert to fraction form
    313,961.60/433,244.40 = 177,998.24/x
  3. Step 3: Cross multiply
    313,961.60x = 433,244.40 × 177,998.24
  4. Step 4: Simplify right side
    313,961.60x = 77,116,740,689.86
  5. Step 5: Solve for x
    x = 77,116,740,689.86/313,961.60
  6. Step 6: Final answer
    x = 245,624.75

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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.