Home / 313,786.68-433,015.02-179,624.76

Finding the Fourth Proportional to 313,786.68, 433,015.02 and 179,624.76

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Solution

The fourth proportional to 313,786.68, 433,015.02 and 179,624.76 is: 247,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,786.68 : 433,015.02 = 179,624.76 : x
  2. Step 2: Convert to fraction form
    313,786.68/433,015.02 = 179,624.76/x
  3. Step 3: Cross multiply
    313,786.68x = 433,015.02 × 179,624.76
  4. Step 4: Simplify right side
    313,786.68x = 77,780,219,043.90
  5. Step 5: Solve for x
    x = 77,780,219,043.90/313,786.68
  6. Step 6: Final answer
    x = 247,876.10

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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.