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Finding the Fourth Proportional to 473.87, 653.94 and 264.06

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Solution

The fourth proportional to 473.87, 653.94 and 264.06 is: 364.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.87 : 653.94 = 264.06 : x
  2. Step 2: Convert to fraction form
    473.87/653.94 = 264.06/x
  3. Step 3: Cross multiply
    473.87x = 653.94 × 264.06
  4. Step 4: Simplify right side
    473.87x = 172,677.48
  5. Step 5: Solve for x
    x = 172,677.48/473.87
  6. Step 6: Final answer
    x = 364.40

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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.