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Finding the Fourth Proportional to 476.04, 657.05 and 301.35

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Solution

The fourth proportional to 476.04, 657.05 and 301.35 is: 415.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    476.04 : 657.05 = 301.35 : x
  2. Step 2: Convert to fraction form
    476.04/657.05 = 301.35/x
  3. Step 3: Cross multiply
    476.04x = 657.05 × 301.35
  4. Step 4: Simplify right side
    476.04x = 198,002.02
  5. Step 5: Solve for x
    x = 198,002.02/476.04
  6. Step 6: Final answer
    x = 415.94

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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.