Home / 326,127.63-449,902.83-230,686.95

Finding the Fourth Proportional to 326,127.63, 449,902.83 and 230,686.95

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Solution

The fourth proportional to 326,127.63, 449,902.83 and 230,686.95 is: 318,239.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,127.63 : 449,902.83 = 230,686.95 : x
  2. Step 2: Convert to fraction form
    326,127.63/449,902.83 = 230,686.95/x
  3. Step 3: Cross multiply
    326,127.63x = 449,902.83 × 230,686.95
  4. Step 4: Simplify right side
    326,127.63x = 103,786,711,649.07
  5. Step 5: Solve for x
    x = 103,786,711,649.07/326,127.63
  6. Step 6: Final answer
    x = 318,239.55

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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.