Home / 616,976.56-923,795.28-403,211.92

Finding the Fourth Proportional to 616,976.56, 923,795.28 and 403,211.92

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Solution

The fourth proportional to 616,976.56, 923,795.28 and 403,211.92 is: 603,726.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,976.56 : 923,795.28 = 403,211.92 : x
  2. Step 2: Convert to fraction form
    616,976.56/923,795.28 = 403,211.92/x
  3. Step 3: Cross multiply
    616,976.56x = 923,795.28 × 403,211.92
  4. Step 4: Simplify right side
    616,976.56x = 372,485,268,535.74
  5. Step 5: Solve for x
    x = 372,485,268,535.74/616,976.56
  6. Step 6: Final answer
    x = 603,726.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.