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Finding the Fourth Proportional to 500.07, 750.17 and 175.39

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Solution

The fourth proportional to 500.07, 750.17 and 175.39 is: 263.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    500.07 : 750.17 = 175.39 : x
  2. Step 2: Convert to fraction form
    500.07/750.17 = 175.39/x
  3. Step 3: Cross multiply
    500.07x = 750.17 × 175.39
  4. Step 4: Simplify right side
    500.07x = 131,572.32
  5. Step 5: Solve for x
    x = 131,572.32/500.07
  6. Step 6: Final answer
    x = 263.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.