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Finding the Fourth Proportional to 554.87, 832.98 and 359.24

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Solution

The fourth proportional to 554.87, 832.98 and 359.24 is: 539.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    554.87 : 832.98 = 359.24 : x
  2. Step 2: Convert to fraction form
    554.87/832.98 = 359.24/x
  3. Step 3: Cross multiply
    554.87x = 832.98 × 359.24
  4. Step 4: Simplify right side
    554.87x = 299,239.74
  5. Step 5: Solve for x
    x = 299,239.74/554.87
  6. Step 6: Final answer
    x = 539.30

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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.