Home / 379,026.02-568,418.07-154,386.02

Finding the Fourth Proportional to 379,026.02, 568,418.07 and 154,386.02

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Solution

The fourth proportional to 379,026.02, 568,418.07 and 154,386.02 is: 231,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    379,026.02 : 568,418.07 = 154,386.02 : x
  2. Step 2: Convert to fraction form
    379,026.02/568,418.07 = 154,386.02/x
  3. Step 3: Cross multiply
    379,026.02x = 568,418.07 × 154,386.02
  4. Step 4: Simplify right side
    379,026.02x = 87,755,803,523.38
  5. Step 5: Solve for x
    x = 87,755,803,523.38/379,026.02
  6. Step 6: Final answer
    x = 231,529.76

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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.