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Finding the Fourth Proportional to 406,173.02, 560,524.70 and 233,996

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Solution

The fourth proportional to 406,173.02, 560,524.70 and 233,996 is: 322,917.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    406,173.02 : 560,524.70 = 233,996 : x
  2. Step 2: Convert to fraction form
    406,173.02/560,524.70 = 233,996/x
  3. Step 3: Cross multiply
    406,173.02x = 560,524.70 × 233,996
  4. Step 4: Simplify right side
    406,173.02x = 131,160,536,531.22
  5. Step 5: Solve for x
    x = 131,160,536,531.22/406,173.02
  6. Step 6: Final answer
    x = 322,917.89

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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.