Home / 886,950.93-1,223,991.90-479,052.62

Finding the Fourth Proportional to 886,950.93, 1,223,991.90 and 479,052.62

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Solution

The fourth proportional to 886,950.93, 1,223,991.90 and 479,052.62 is: 661,092.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,950.93 : 1,223,991.90 = 479,052.62 : x
  2. Step 2: Convert to fraction form
    886,950.93/1,223,991.90 = 479,052.62/x
  3. Step 3: Cross multiply
    886,950.93x = 1,223,991.90 × 479,052.62
  4. Step 4: Simplify right side
    886,950.93x = 586,356,520,433.82
  5. Step 5: Solve for x
    x = 586,356,520,433.82/886,950.93
  6. Step 6: Final answer
    x = 661,092.40

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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.