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Finding the Fourth Proportional to 903.73, 1,246.37 and 588.88

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Solution

The fourth proportional to 903.73, 1,246.37 and 588.88 is: 812.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    903.73 : 1,246.37 = 588.88 : x
  2. Step 2: Convert to fraction form
    903.73/1,246.37 = 588.88/x
  3. Step 3: Cross multiply
    903.73x = 1,246.37 × 588.88
  4. Step 4: Simplify right side
    903.73x = 733,953.19
  5. Step 5: Solve for x
    x = 733,953.19/903.73
  6. Step 6: Final answer
    x = 812.14

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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.