Home / 292,180.32-439,313.76-269,085.60

Finding the Fourth Proportional to 292,180.32, 439,313.76 and 269,085.60

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Solution

The fourth proportional to 292,180.32, 439,313.76 and 269,085.60 is: 404,589.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    292,180.32 : 439,313.76 = 269,085.60 : x
  2. Step 2: Convert to fraction form
    292,180.32/439,313.76 = 269,085.60/x
  3. Step 3: Cross multiply
    292,180.32x = 439,313.76 × 269,085.60
  4. Step 4: Simplify right side
    292,180.32x = 118,213,006,697.86
  5. Step 5: Solve for x
    x = 118,213,006,697.86/292,180.32
  6. Step 6: Final answer
    x = 404,589.22

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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.