Home / 532,054.82-734,229.60-290,341.50

Finding the Fourth Proportional to 532,054.82, 734,229.60 and 290,341.50

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Solution

The fourth proportional to 532,054.82, 734,229.60 and 290,341.50 is: 400,667.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,054.82 : 734,229.60 = 290,341.50 : x
  2. Step 2: Convert to fraction form
    532,054.82/734,229.60 = 290,341.50/x
  3. Step 3: Cross multiply
    532,054.82x = 734,229.60 × 290,341.50
  4. Step 4: Simplify right side
    532,054.82x = 213,177,323,408.40
  5. Step 5: Solve for x
    x = 213,177,323,408.40/532,054.82
  6. Step 6: Final answer
    x = 400,667.97

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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.