Home / 313,976.45-433,298.90-179,866.37

Finding the Fourth Proportional to 313,976.45, 433,298.90 and 179,866.37

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Solution

The fourth proportional to 313,976.45, 433,298.90 and 179,866.37 is: 248,222.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,976.45 : 433,298.90 = 179,866.37 : x
  2. Step 2: Convert to fraction form
    313,976.45/433,298.90 = 179,866.37/x
  3. Step 3: Cross multiply
    313,976.45x = 433,298.90 × 179,866.37
  4. Step 4: Simplify right side
    313,976.45x = 77,935,898,101.50
  5. Step 5: Solve for x
    x = 77,935,898,101.50/313,976.45
  6. Step 6: Final answer
    x = 248,222.12

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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.