Home / 532,554.77-734,921.82-290,837.39

Finding the Fourth Proportional to 532,554.77, 734,921.82 and 290,837.39

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Solution

The fourth proportional to 532,554.77, 734,921.82 and 290,837.39 is: 401,353.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,554.77 : 734,921.82 = 290,837.39 : x
  2. Step 2: Convert to fraction form
    532,554.77/734,921.82 = 290,837.39/x
  3. Step 3: Cross multiply
    532,554.77x = 734,921.82 × 290,837.39
  4. Step 4: Simplify right side
    532,554.77x = 213,742,743,982.85
  5. Step 5: Solve for x
    x = 213,742,743,982.85/532,554.77
  6. Step 6: Final answer
    x = 401,353.54

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1.5x scale

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.