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Finding the Fourth Proportional to 1,049.43, 1,573.46 and 587.26

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Solution

The fourth proportional to 1,049.43, 1,573.46 and 587.26 is: 880.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049.43 : 1,573.46 = 587.26 : x
  2. Step 2: Convert to fraction form
    1,049.43/1,573.46 = 587.26/x
  3. Step 3: Cross multiply
    1,049.43x = 1,573.46 × 587.26
  4. Step 4: Simplify right side
    1,049.43x = 924,023.25
  5. Step 5: Solve for x
    x = 924,023.25/1,049.43
  6. Step 6: Final answer
    x = 880.50

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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.