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Finding the Fourth Proportional to 732.68, 1,010.58 and 577.16

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Solution

The fourth proportional to 732.68, 1,010.58 and 577.16 is: 796.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    732.68 : 1,010.58 = 577.16 : x
  2. Step 2: Convert to fraction form
    732.68/1,010.58 = 577.16/x
  3. Step 3: Cross multiply
    732.68x = 1,010.58 × 577.16
  4. Step 4: Simplify right side
    732.68x = 583,266.35
  5. Step 5: Solve for x
    x = 583,266.35/732.68
  6. Step 6: Final answer
    x = 796.07

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.