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Finding the Fourth Proportional to 959.04, 1,437.96 and 496.26

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Solution

The fourth proportional to 959.04, 1,437.96 and 496.26 is: 744.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    959.04 : 1,437.96 = 496.26 : x
  2. Step 2: Convert to fraction form
    959.04/1,437.96 = 496.26/x
  3. Step 3: Cross multiply
    959.04x = 1,437.96 × 496.26
  4. Step 4: Simplify right side
    959.04x = 713,605.56
  5. Step 5: Solve for x
    x = 713,605.56/959.04
  6. Step 6: Final answer
    x = 744.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.