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Finding the Fourth Proportional to 358.03, 537.06 and 114.59

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Solution

The fourth proportional to 358.03, 537.06 and 114.59 is: 171.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.03 : 537.06 = 114.59 : x
  2. Step 2: Convert to fraction form
    358.03/537.06 = 114.59/x
  3. Step 3: Cross multiply
    358.03x = 537.06 × 114.59
  4. Step 4: Simplify right side
    358.03x = 61,541.71
  5. Step 5: Solve for x
    x = 61,541.71/358.03
  6. Step 6: Final answer
    x = 171.89

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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.