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Finding the Fourth Proportional to 973.38, 1,460.07 and 242.96

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Solution

The fourth proportional to 973.38, 1,460.07 and 242.96 is: 364.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    973.38 : 1,460.07 = 242.96 : x
  2. Step 2: Convert to fraction form
    973.38/1,460.07 = 242.96/x
  3. Step 3: Cross multiply
    973.38x = 1,460.07 × 242.96
  4. Step 4: Simplify right side
    973.38x = 354,731.31
  5. Step 5: Solve for x
    x = 354,731.31/973.38
  6. Step 6: Final answer
    x = 364.43

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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.