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Finding the Fourth Proportional to 704.24, 1,056.36 and 184.20

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Solution

The fourth proportional to 704.24, 1,056.36 and 184.20 is: 276.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.24 : 1,056.36 = 184.20 : x
  2. Step 2: Convert to fraction form
    704.24/1,056.36 = 184.20/x
  3. Step 3: Cross multiply
    704.24x = 1,056.36 × 184.20
  4. Step 4: Simplify right side
    704.24x = 194,581.51
  5. Step 5: Solve for x
    x = 194,581.51/704.24
  6. Step 6: Final answer
    x = 276.30

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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.