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Finding the Fourth Proportional to 464.18, 696.61 and 373.97

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Solution

The fourth proportional to 464.18, 696.61 and 373.97 is: 561.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    464.18 : 696.61 = 373.97 : x
  2. Step 2: Convert to fraction form
    464.18/696.61 = 373.97/x
  3. Step 3: Cross multiply
    464.18x = 696.61 × 373.97
  4. Step 4: Simplify right side
    464.18x = 260,507.76
  5. Step 5: Solve for x
    x = 260,507.76/464.18
  6. Step 6: Final answer
    x = 561.23

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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.