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Finding the Fourth Proportional to 651.51, 977.10 and 240.69

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Solution

The fourth proportional to 651.51, 977.10 and 240.69 is: 360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.51 : 977.10 = 240.69 : x
  2. Step 2: Convert to fraction form
    651.51/977.10 = 240.69/x
  3. Step 3: Cross multiply
    651.51x = 977.10 × 240.69
  4. Step 4: Simplify right side
    651.51x = 235,178.20
  5. Step 5: Solve for x
    x = 235,178.20/651.51
  6. Step 6: Final answer
    x = 360.97

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.