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Finding the Fourth Proportional to 701.49, 1,052.76 and 566.16

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Solution

The fourth proportional to 701.49, 1,052.76 and 566.16 is: 849.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    701.49 : 1,052.76 = 566.16 : x
  2. Step 2: Convert to fraction form
    701.49/1,052.76 = 566.16/x
  3. Step 3: Cross multiply
    701.49x = 1,052.76 × 566.16
  4. Step 4: Simplify right side
    701.49x = 596,030.60
  5. Step 5: Solve for x
    x = 596,030.60/701.49
  6. Step 6: Final answer
    x = 849.66

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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.