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Finding the Fourth Proportional to 704.59, 1,056.95 and 184.60

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Solution

The fourth proportional to 704.59, 1,056.95 and 184.60 is: 276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    704.59 : 1,056.95 = 184.60 : x
  2. Step 2: Convert to fraction form
    704.59/1,056.95 = 184.60/x
  3. Step 3: Cross multiply
    704.59x = 1,056.95 × 184.60
  4. Step 4: Simplify right side
    704.59x = 195,112.97
  5. Step 5: Solve for x
    x = 195,112.97/704.59
  6. Step 6: Final answer
    x = 276.92

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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.