Home / 532,371.98-734,669.57-290,654.54

Finding the Fourth Proportional to 532,371.98, 734,669.57 and 290,654.54

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Solution

The fourth proportional to 532,371.98, 734,669.57 and 290,654.54 is: 401,101.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,371.98 : 734,669.57 = 290,654.54 : x
  2. Step 2: Convert to fraction form
    532,371.98/734,669.57 = 290,654.54/x
  3. Step 3: Cross multiply
    532,371.98x = 734,669.57 × 290,654.54
  4. Step 4: Simplify right side
    532,371.98x = 213,535,042,973.64
  5. Step 5: Solve for x
    x = 213,535,042,973.64/532,371.98
  6. Step 6: Final answer
    x = 401,101.21

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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.