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Finding the Fourth Proportional to 995.48, 1,373.78 and 602.52

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Solution

The fourth proportional to 995.48, 1,373.78 and 602.52 is: 831.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    995.48 : 1,373.78 = 602.52 : x
  2. Step 2: Convert to fraction form
    995.48/1,373.78 = 602.52/x
  3. Step 3: Cross multiply
    995.48x = 1,373.78 × 602.52
  4. Step 4: Simplify right side
    995.48x = 827,729.93
  5. Step 5: Solve for x
    x = 827,729.93/995.48
  6. Step 6: Final answer
    x = 831.49

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