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Finding the Fourth Proportional to 562.65, 776.48 and 523.77

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Solution

The fourth proportional to 562.65, 776.48 and 523.77 is: 722.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    562.65 : 776.48 = 523.77 : x
  2. Step 2: Convert to fraction form
    562.65/776.48 = 523.77/x
  3. Step 3: Cross multiply
    562.65x = 776.48 × 523.77
  4. Step 4: Simplify right side
    562.65x = 406,696.93
  5. Step 5: Solve for x
    x = 406,696.93/562.65
  6. Step 6: Final answer
    x = 722.82

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.