Home / 629,237.77-868,343.66-342,757.85

Finding the Fourth Proportional to 629,237.77, 868,343.66 and 342,757.85

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Solution

The fourth proportional to 629,237.77, 868,343.66 and 342,757.85 is: 473,003.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    629,237.77 : 868,343.66 = 342,757.85 : x
  2. Step 2: Convert to fraction form
    629,237.77/868,343.66 = 342,757.85/x
  3. Step 3: Cross multiply
    629,237.77x = 868,343.66 × 342,757.85
  4. Step 4: Simplify right side
    629,237.77x = 297,631,601,192.57
  5. Step 5: Solve for x
    x = 297,631,601,192.57/629,237.77
  6. Step 6: Final answer
    x = 473,003.40

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1.5x scale

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.