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Finding the Fourth Proportional to 504.94, 758.14 and 358.34

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Solution

The fourth proportional to 504.94, 758.14 and 358.34 is: 538.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    504.94 : 758.14 = 358.34 : x
  2. Step 2: Convert to fraction form
    504.94/758.14 = 358.34/x
  3. Step 3: Cross multiply
    504.94x = 758.14 × 358.34
  4. Step 4: Simplify right side
    504.94x = 271,671.89
  5. Step 5: Solve for x
    x = 271,671.89/504.94
  6. Step 6: Final answer
    x = 538.03

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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.