Home / 529,853.49-731,069.82-336,190.59

Finding the Fourth Proportional to 529,853.49, 731,069.82 and 336,190.59

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Solution

The fourth proportional to 529,853.49, 731,069.82 and 336,190.59 is: 463,861.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    529,853.49 : 731,069.82 = 336,190.59 : x
  2. Step 2: Convert to fraction form
    529,853.49/731,069.82 = 336,190.59/x
  3. Step 3: Cross multiply
    529,853.49x = 731,069.82 × 336,190.59
  4. Step 4: Simplify right side
    529,853.49x = 245,778,794,116.99
  5. Step 5: Solve for x
    x = 245,778,794,116.99/529,853.49
  6. Step 6: Final answer
    x = 463,861.80

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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.