Home / 352,196.20-529,331.10-345,975.40

Finding the Fourth Proportional to 352,196.20, 529,331.10 and 345,975.40

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Solution

The fourth proportional to 352,196.20, 529,331.10 and 345,975.40 is: 519,981.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,196.20 : 529,331.10 = 345,975.40 : x
  2. Step 2: Convert to fraction form
    352,196.20/529,331.10 = 345,975.40/x
  3. Step 3: Cross multiply
    352,196.20x = 529,331.10 × 345,975.40
  4. Step 4: Simplify right side
    352,196.20x = 183,135,539,054.94
  5. Step 5: Solve for x
    x = 183,135,539,054.94/352,196.20
  6. Step 6: Final answer
    x = 519,981.59

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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.