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Finding the Fourth Proportional to 452.94, 623.97 and 373.92

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Solution

The fourth proportional to 452.94, 623.97 and 373.92 is: 515.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    452.94 : 623.97 = 373.92 : x
  2. Step 2: Convert to fraction form
    452.94/623.97 = 373.92/x
  3. Step 3: Cross multiply
    452.94x = 623.97 × 373.92
  4. Step 4: Simplify right side
    452.94x = 233,314.86
  5. Step 5: Solve for x
    x = 233,314.86/452.94
  6. Step 6: Final answer
    x = 515.11

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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.