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Finding the Fourth Proportional to 1,573.96, 2,358.24 and 880.48

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Solution

The fourth proportional to 1,573.96, 2,358.24 and 880.48 is: 1,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573.96 : 2,358.24 = 880.48 : x
  2. Step 2: Convert to fraction form
    1,573.96/2,358.24 = 880.48/x
  3. Step 3: Cross multiply
    1,573.96x = 2,358.24 × 880.48
  4. Step 4: Simplify right side
    1,573.96x = 2,076,383.16
  5. Step 5: Solve for x
    x = 2,076,383.16/1,573.96
  6. Step 6: Final answer
    x = 1,319.21

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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.