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Finding the Fourth Proportional to 607.24, 911.06 and 282.63

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Solution

The fourth proportional to 607.24, 911.06 and 282.63 is: 424.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.24 : 911.06 = 282.63 : x
  2. Step 2: Convert to fraction form
    607.24/911.06 = 282.63/x
  3. Step 3: Cross multiply
    607.24x = 911.06 × 282.63
  4. Step 4: Simplify right side
    607.24x = 257,492.89
  5. Step 5: Solve for x
    x = 257,492.89/607.24
  6. Step 6: Final answer
    x = 424.04

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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.