Home / 353,242.26-529,707.87-186,991.38

Finding the Fourth Proportional to 353,242.26, 529,707.87 and 186,991.38

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Solution

The fourth proportional to 353,242.26, 529,707.87 and 186,991.38 is: 280,404.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,242.26 : 529,707.87 = 186,991.38 : x
  2. Step 2: Convert to fraction form
    353,242.26/529,707.87 = 186,991.38/x
  3. Step 3: Cross multiply
    353,242.26x = 529,707.87 × 186,991.38
  4. Step 4: Simplify right side
    353,242.26x = 99,050,805,608.16
  5. Step 5: Solve for x
    x = 99,050,805,608.16/353,242.26
  6. Step 6: Final answer
    x = 280,404.74

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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.