Home / 296,995.32-444,428.78-257,151.76

Finding the Fourth Proportional to 296,995.32, 444,428.78 and 257,151.76

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Solution

The fourth proportional to 296,995.32, 444,428.78 and 257,151.76 is: 384,806.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,995.32 : 444,428.78 = 257,151.76 : x
  2. Step 2: Convert to fraction form
    296,995.32/444,428.78 = 257,151.76/x
  3. Step 3: Cross multiply
    296,995.32x = 444,428.78 × 257,151.76
  4. Step 4: Simplify right side
    296,995.32x = 114,285,642,971.65
  5. Step 5: Solve for x
    x = 114,285,642,971.65/296,995.32
  6. Step 6: Final answer
    x = 384,806.21

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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.