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Finding the Fourth Proportional to 464.55, 695.73 and 366.81

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Solution

The fourth proportional to 464.55, 695.73 and 366.81 is: 549.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.55 : 695.73 = 366.81 : x
  2. Step 2: Convert to fraction form
    464.55/695.73 = 366.81/x
  3. Step 3: Cross multiply
    464.55x = 695.73 × 366.81
  4. Step 4: Simplify right side
    464.55x = 255,200.72
  5. Step 5: Solve for x
    x = 255,200.72/464.55
  6. Step 6: Final answer
    x = 549.35

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Why These Related Problems?

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