Home / 534,786.31-738,010.92-293,063.70

Finding the Fourth Proportional to 534,786.31, 738,010.92 and 293,063.70

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Solution

The fourth proportional to 534,786.31, 738,010.92 and 293,063.70 is: 404,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,786.31 : 738,010.92 = 293,063.70 : x
  2. Step 2: Convert to fraction form
    534,786.31/738,010.92 = 293,063.70/x
  3. Step 3: Cross multiply
    534,786.31x = 738,010.92 × 293,063.70
  4. Step 4: Simplify right side
    534,786.31x = 216,284,208,598.20
  5. Step 5: Solve for x
    x = 216,284,208,598.20/534,786.31
  6. Step 6: Final answer
    x = 404,431.08

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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.