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Finding the Fourth Proportional to 962.72, 1,444.54 and 597.40

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Solution

The fourth proportional to 962.72, 1,444.54 and 597.40 is: 896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    962.72 : 1,444.54 = 597.40 : x
  2. Step 2: Convert to fraction form
    962.72/1,444.54 = 597.40/x
  3. Step 3: Cross multiply
    962.72x = 1,444.54 × 597.40
  4. Step 4: Simplify right side
    962.72x = 862,968.20
  5. Step 5: Solve for x
    x = 862,968.20/962.72
  6. Step 6: Final answer
    x = 896.39

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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.