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Finding the Fourth Proportional to 632,349.36, 948,524.04 and 258,372

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Solution

The fourth proportional to 632,349.36, 948,524.04 and 258,372 is: 387,558

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,349.36 : 948,524.04 = 258,372 : x
  2. Step 2: Convert to fraction form
    632,349.36/948,524.04 = 258,372/x
  3. Step 3: Cross multiply
    632,349.36x = 948,524.04 × 258,372
  4. Step 4: Simplify right side
    632,349.36x = 245,072,053,262.88
  5. Step 5: Solve for x
    x = 245,072,053,262.88/632,349.36
  6. Step 6: Final answer
    x = 387,558

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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.