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Finding the Fourth Proportional to 524.12, 723.06 and 369.08

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Solution

The fourth proportional to 524.12, 723.06 and 369.08 is: 509.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.12 : 723.06 = 369.08 : x
  2. Step 2: Convert to fraction form
    524.12/723.06 = 369.08/x
  3. Step 3: Cross multiply
    524.12x = 723.06 × 369.08
  4. Step 4: Simplify right side
    524.12x = 266,866.98
  5. Step 5: Solve for x
    x = 266,866.98/524.12
  6. Step 6: Final answer
    x = 509.17

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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.