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Finding the Fourth Proportional to 737.19, 1,016.78 and 524.16

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Solution

The fourth proportional to 737.19, 1,016.78 and 524.16 is: 722.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    737.19 : 1,016.78 = 524.16 : x
  2. Step 2: Convert to fraction form
    737.19/1,016.78 = 524.16/x
  3. Step 3: Cross multiply
    737.19x = 1,016.78 × 524.16
  4. Step 4: Simplify right side
    737.19x = 532,955.40
  5. Step 5: Solve for x
    x = 532,955.40/737.19
  6. Step 6: Final answer
    x = 722.96

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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.