Home / 352,918.61-529,334.17-208,910.13

Finding the Fourth Proportional to 352,918.61, 529,334.17 and 208,910.13

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Solution

The fourth proportional to 352,918.61, 529,334.17 and 208,910.13 is: 313,339.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,918.61 : 529,334.17 = 208,910.13 : x
  2. Step 2: Convert to fraction form
    352,918.61/529,334.17 = 208,910.13/x
  3. Step 3: Cross multiply
    352,918.61x = 529,334.17 × 208,910.13
  4. Step 4: Simplify right side
    352,918.61x = 110,583,270,268.14
  5. Step 5: Solve for x
    x = 110,583,270,268.14/352,918.61
  6. Step 6: Final answer
    x = 313,339.30

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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.