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Finding the Fourth Proportional to 546.16, 817.98 and 497.56

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Solution

The fourth proportional to 546.16, 817.98 and 497.56 is: 745.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    546.16 : 817.98 = 497.56 : x
  2. Step 2: Convert to fraction form
    546.16/817.98 = 497.56/x
  3. Step 3: Cross multiply
    546.16x = 817.98 × 497.56
  4. Step 4: Simplify right side
    546.16x = 406,994.13
  5. Step 5: Solve for x
    x = 406,994.13/546.16
  6. Step 6: Final answer
    x = 745.19

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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.