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Finding the Fourth Proportional to 524.10, 723.46 and 468.74

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Solution

The fourth proportional to 524.10, 723.46 and 468.74 is: 647.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    524.10 : 723.46 = 468.74 : x
  2. Step 2: Convert to fraction form
    524.10/723.46 = 468.74/x
  3. Step 3: Cross multiply
    524.10x = 723.46 × 468.74
  4. Step 4: Simplify right side
    524.10x = 339,110.77
  5. Step 5: Solve for x
    x = 339,110.77/524.10
  6. Step 6: Final answer
    x = 647.04

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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.