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Finding the Fourth Proportional to 357.65, 492.99 and 241.01

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Solution

The fourth proportional to 357.65, 492.99 and 241.01 is: 332.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    357.65 : 492.99 = 241.01 : x
  2. Step 2: Convert to fraction form
    357.65/492.99 = 241.01/x
  3. Step 3: Cross multiply
    357.65x = 492.99 × 241.01
  4. Step 4: Simplify right side
    357.65x = 118,815.52
  5. Step 5: Solve for x
    x = 118,815.52/357.65
  6. Step 6: Final answer
    x = 332.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.