Home / 741,696.23-1,023,560.93-419,454.52

Finding the Fourth Proportional to 741,696.23, 1,023,560.93 and 419,454.52

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Solution

The fourth proportional to 741,696.23, 1,023,560.93 and 419,454.52 is: 578,858.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    741,696.23 : 1,023,560.93 = 419,454.52 : x
  2. Step 2: Convert to fraction form
    741,696.23/1,023,560.93 = 419,454.52/x
  3. Step 3: Cross multiply
    741,696.23x = 1,023,560.93 × 419,454.52
  4. Step 4: Simplify right side
    741,696.23x = 429,337,251,368.83
  5. Step 5: Solve for x
    x = 429,337,251,368.83/741,696.23
  6. Step 6: Final answer
    x = 578,858.61

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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.