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Finding the Fourth Proportional to 358.80, 537 and 297.48

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Solution

The fourth proportional to 358.80, 537 and 297.48 is: 445.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    358.80 : 537 = 297.48 : x
  2. Step 2: Convert to fraction form
    358.80/537 = 297.48/x
  3. Step 3: Cross multiply
    358.80x = 537 × 297.48
  4. Step 4: Simplify right side
    358.80x = 159,746.76
  5. Step 5: Solve for x
    x = 159,746.76/358.80
  6. Step 6: Final answer
    x = 445.23

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