Home / 352,725.20-529,087.80-186,837.20

Finding the Fourth Proportional to 352,725.20, 529,087.80 and 186,837.20

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Solution

The fourth proportional to 352,725.20, 529,087.80 and 186,837.20 is: 280,255.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,725.20 : 529,087.80 = 186,837.20 : x
  2. Step 2: Convert to fraction form
    352,725.20/529,087.80 = 186,837.20/x
  3. Step 3: Cross multiply
    352,725.20x = 529,087.80 × 186,837.20
  4. Step 4: Simplify right side
    352,725.20x = 98,853,283,106.16
  5. Step 5: Solve for x
    x = 98,853,283,106.16/352,725.20
  6. Step 6: Final answer
    x = 280,255.80

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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.