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Finding the Fourth Proportional to 1,053.27, 1,579.10 and 566.60

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Solution

The fourth proportional to 1,053.27, 1,579.10 and 566.60 is: 849.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,053.27 : 1,579.10 = 566.60 : x
  2. Step 2: Convert to fraction form
    1,053.27/1,579.10 = 566.60/x
  3. Step 3: Cross multiply
    1,053.27x = 1,579.10 × 566.60
  4. Step 4: Simplify right side
    1,053.27x = 894,707.33
  5. Step 5: Solve for x
    x = 894,707.33/1,053.27
  6. Step 6: Final answer
    x = 849.46

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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.