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Finding the Fourth Proportional to 473.54, 709.00 and 357.62

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Solution

The fourth proportional to 473.54, 709.00 and 357.62 is: 535.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    473.54 : 709.00 = 357.62 : x
  2. Step 2: Convert to fraction form
    473.54/709.00 = 357.62/x
  3. Step 3: Cross multiply
    473.54x = 709.00 × 357.62
  4. Step 4: Simplify right side
    473.54x = 253,553.46
  5. Step 5: Solve for x
    x = 253,553.46/473.54
  6. Step 6: Final answer
    x = 535.45

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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.