Home / 629,106.83-868,168.41-342,628.06

Finding the Fourth Proportional to 629,106.83, 868,168.41 and 342,628.06

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Solution

The fourth proportional to 629,106.83, 868,168.41 and 342,628.06 is: 472,827.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,106.83 : 868,168.41 = 342,628.06 : x
  2. Step 2: Convert to fraction form
    629,106.83/868,168.41 = 342,628.06/x
  3. Step 3: Cross multiply
    629,106.83x = 868,168.41 × 342,628.06
  4. Step 4: Simplify right side
    629,106.83x = 297,458,853,730.74
  5. Step 5: Solve for x
    x = 297,458,853,730.74/629,106.83
  6. Step 6: Final answer
    x = 472,827.25

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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.