Home / 454,042.28-626,578.35-263,166.39

Finding the Fourth Proportional to 454,042.28, 626,578.35 and 263,166.39

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Solution

The fourth proportional to 454,042.28, 626,578.35 and 263,166.39 is: 363,169.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,042.28 : 626,578.35 = 263,166.39 : x
  2. Step 2: Convert to fraction form
    454,042.28/626,578.35 = 263,166.39/x
  3. Step 3: Cross multiply
    454,042.28x = 626,578.35 × 263,166.39
  4. Step 4: Simplify right side
    454,042.28x = 164,894,362,421.66
  5. Step 5: Solve for x
    x = 164,894,362,421.66/454,042.28
  6. Step 6: Final answer
    x = 363,169.62

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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.