Home / 753,055.24-1,039,324.98-451,277.32

Finding the Fourth Proportional to 753,055.24, 1,039,324.98 and 451,277.32

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Solution

The fourth proportional to 753,055.24, 1,039,324.98 and 451,277.32 is: 622,827.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    753,055.24 : 1,039,324.98 = 451,277.32 : x
  2. Step 2: Convert to fraction form
    753,055.24/1,039,324.98 = 451,277.32/x
  3. Step 3: Cross multiply
    753,055.24x = 1,039,324.98 × 451,277.32
  4. Step 4: Simplify right side
    753,055.24x = 469,023,791,583.45
  5. Step 5: Solve for x
    x = 469,023,791,583.45/753,055.24
  6. Step 6: Final answer
    x = 622,827.87

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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.