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Finding the Fourth Proportional to 962.96, 1,444.26 and 524.30

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Solution

The fourth proportional to 962.96, 1,444.26 and 524.30 is: 786.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.96 : 1,444.26 = 524.30 : x
  2. Step 2: Convert to fraction form
    962.96/1,444.26 = 524.30/x
  3. Step 3: Cross multiply
    962.96x = 1,444.26 × 524.30
  4. Step 4: Simplify right side
    962.96x = 757,225.52
  5. Step 5: Solve for x
    x = 757,225.52/962.96
  6. Step 6: Final answer
    x = 786.35

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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.