Home / 343,800.30-515,806.02-164,115.02

Finding the Fourth Proportional to 343,800.30, 515,806.02 and 164,115.02

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Solution

The fourth proportional to 343,800.30, 515,806.02 and 164,115.02 is: 246,222.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,800.30 : 515,806.02 = 164,115.02 : x
  2. Step 2: Convert to fraction form
    343,800.30/515,806.02 = 164,115.02/x
  3. Step 3: Cross multiply
    343,800.30x = 515,806.02 × 164,115.02
  4. Step 4: Simplify right side
    343,800.30x = 84,651,515,288.42
  5. Step 5: Solve for x
    x = 84,651,515,288.42/343,800.30
  6. Step 6: Final answer
    x = 246,222.92

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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.