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Finding the Fourth Proportional to 414.48, 624.06 and 373.20

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Solution

The fourth proportional to 414.48, 624.06 and 373.20 is: 561.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    414.48 : 624.06 = 373.20 : x
  2. Step 2: Convert to fraction form
    414.48/624.06 = 373.20/x
  3. Step 3: Cross multiply
    414.48x = 624.06 × 373.20
  4. Step 4: Simplify right side
    414.48x = 232,899.19
  5. Step 5: Solve for x
    x = 232,899.19/414.48
  6. Step 6: Final answer
    x = 561.91

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.